Tennant 1186E Operator'S Manual Download

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MAINTENANCE

3Ć1

1186E MM268 (6–94)

SECTION 3

CONTENTS

Page

RECOMMENDED FIRST 25-HOUR

MACHINE INSPECTION

3-3

. . . . . . . . . . . . .

MAINTENANCE CHART

3-4

. . . . . . . . . . . . . . . .

LUBRICATION

3-6

. . . . . . . . . . . . . . . . . . . . . . . . .

DRIVE CHAINS

3-6

. . . . . . . . . . . . . . . . . . . . .

DIFFERENTIAL

3-6

. . . . . . . . . . . . . . . . . . . . .

BRUSH ARM PIVOTS

3-6

. . . . . . . . . . . . . . .

SIDE BRUSH GEAR BOX

3-6

. . . . . . . . . . . .

REAR CASTER

3-7

. . . . . . . . . . . . . . . . . . . . .

SELF ADJUSTING SHEAVE

3-7

. . . . . . . . . .

SQUEEGEE PIVOT

3-7

. . . . . . . . . . . . . . . . .

ELECTRICAL SYSTEM

3-8

. . . . . . . . . . . . . . . . .

BATTERIES

3-8

. . . . . . . . . . . . . . . . . . . . . . . .

BATTERY CHARGING

3-9

. . . . . . . . . . . . . . .

TO CHARGE BATTERIES

(For machines below serial
number 020916)

3-9

. . . . . . . . . . . . . . .

TO CHARGE BATTERIES

(For machines serial number
020916 and above)

3-10

. . . . . . . . . . . .

ACTIVATING DRY-TYPE BATTERIES

3-11

TO ACTIVATE DRY-TYPE

BATTERIES

3-11

. . . . . . . . . . . . . . . . . .

ELECTRIC MOTOR

3-11

. . . . . . . . . . . . . . . . .

ELECTRICAL SCHEMATIC

(For machines below serial
number 20916)

3-12

. . . . . . . . . . . . . . . . . . .

ELECTRICAL SCHEMATIC

(For machines serial number
20916 and above)

3-13

. . . . . . . . . . . . . . . .

BELTS AND CHAINS

3-14

. . . . . . . . . . . . . . . . . . .

PROPELLING BELTS

3-14

. . . . . . . . . . . . . . . .

TO CHECK AND ADJUST

PROPELLING BELTS TENSION

3-14

TO REPLACE PROPELLING BELTS

3-15

SIDE BRUSH BELT

3-16

. . . . . . . . . . . . . . . . . .

TO CHECK AND ADJUST SIDE

BRUSH BELT TENSION

3-16

. . . . . . . .

TO REPLACE SIDE BRUSH BELT

3-17

SHORT MAIN BRUSH BELT

3-17

. . . . . . . . . .

TO REPLACE SHORT MAIN

BRUSH BELT

3-17

. . . . . . . . . . . . . . . . .

LONG MAIN BRUSH BELT

3-18

. . . . . . . . . . .

TO REPLACE LONG MAIN

BRUSH BELT

3-18

. . . . . . . . . . . . . . . . .

VACUUM FAN BELT

3-19

. . . . . . . . . . . . . . . . .

TO CHECK AND ADJUST VACUUM

FAN BELT TENSION

3-19

. . . . . . . . . . .

TO REPLACE VACUUM FAN BELT

3-20

WHEEL DRIVE CHAINS

3-20

. . . . . . . . . . . . .

STATIC DRAG CHAIN

3-20

. . . . . . . . . . . . . . .

Page

BRUSHES

3-21

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

MAIN BRUSH

3-21

. . . . . . . . . . . . . . . . . . . . . . .

TO REMOVE MAIN BRUSH

3-21

. . . . . . .

TO INSTALL MAIN BRUSH

3-21

. . . . . . . .

TO CHECK AND ADJUST MAIN

BRUSH PATTERN

3-21

. . . . . . . . . . . . .

SIDE BRUSH

3-22

. . . . . . . . . . . . . . . . . . . . . . .

TO REMOVE SIDE BRUSH

3-22

. . . . . . . .

TO INSTALL SIDE BRUSH

3-23

. . . . . . . .

TO ADJUST SIDE BRUSH

PATTERN

3-23

. . . . . . . . . . . . . . . . . . . .

SKIRTS AND SEALS

3-24

. . . . . . . . . . . . . . . . . . .

HOPPER LIP SKIRT

3-24

. . . . . . . . . . . . . . . . .

REAR BRUSH SKIRTS

3-24

. . . . . . . . . . . . . .

HOPPER TOP SEAL

3-24

. . . . . . . . . . . . . . . .

MAIN BRUSH COMPARTMENT

SKIRTS

3-24

. . . . . . . . . . . . . . . . . . . . . . . . .

DEBRIS HOPPER AND DUST FILTER

3-25

. . .

DEBRIS HOPPER

3-25

. . . . . . . . . . . . . . . . . . .

TO CHECK AND ADJUST HOPPER

FLOOR CLEARANCE

3-25

. . . . . . . . . .

TO ADJUST DUST FILTER TO

HOPPER SEALING

3-26

. . . . . . . . . . . .

DUST FILTER

3-26

. . . . . . . . . . . . . . . . . . . . . .

TO REMOVE HOPPER DUST

FILTER

3-27

. . . . . . . . . . . . . . . . . . . . . . .

SOLUTION TANK

3-28

. . . . . . . . . . . . . . . . . . . . . .

SOLUTION TANK

3-28

. . . . . . . . . . . . . . . . . . .

TO DRAIN AND CLEAN

SOLUTION TANK

3-28

. . . . . . . . . . . . .

REAR SQUEEGEE

3-29

. . . . . . . . . . . . . . . . . . . . .

REAR SQUEEGEE

3-29

. . . . . . . . . . . . . . . . . .

TO REMOVE SQUEEGEE

ASSEMBLY

3-29

. . . . . . . . . . . . . . . . . . .

TO INSTALL SQUEEGEE

ASSEMBLY

3-30

. . . . . . . . . . . . . . . . . . .

TO REPLACE FRONT

SQUEEGEE BLADE

3-30

. . . . . . . . . . .

TO REPLACE REAR

SQUEEGEE BLADE

3-31

. . . . . . . . . . .

TO ADJUST SQUEEGEE

3-32

. . . . . . . . .

Summary of Contents for 1186E

Page 1: ...1186E MM268 Rev 05 12 95 Operator Manual ...

Page 2: ...ry This machine will provide excellent service However the best results will be obtained at minimum costs if The machine is operated with reasonable care The machine is maintained regularly per the maintenance instructions provided The machine is maintained with TENNANT supplied or equivalent parts Parts and supplies may be ordered by phone or mail from any TENNANT parts and service center distrib...

Page 3: ...se In Those Areas 2 Before Starting Machine Make Sure All Safety Devices Are In Place And Operate Properly Check Brakes And Steering For Proper Operation 3 When Using Machine Go Slow On Grades And Slippery Surfaces Use Care When Backing Machine 4 Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake Turn Off Machine And Remove Key 5 When Servicing Machine Avoid Moving Parts D...

Page 4: ...comes damaged or illegible install a new label in its place BATTERY CAUTION LABEL LOCATED BETWEEN THE BATTERIES 06321 FOR SAFETY LABEL LOCATED ON THE TOP OF THE SOLUTION TANK FLAMMABLE MATERIALS LABEL LOCATED ON RIGHT SIDE PANEL FLAMMABLE MATERIALS LABEL LOCATED ON RIGHT SIDE PANEL BACK STRAIN LABEL LOCATED ON THE UNDERSIDE OF THE FILTER ASSEMBLY ...

Page 5: ... TO SWEEP 2 10 TO DUMP HOPPER 2 10 POST OPERATION CHECKLIST MOTOR OPERATING 2 11 TO STOP MACHINE 2 11 POST OPERATION CHECKLIST MOTOR STOPPED 2 11 Page NORMAL SCRUBBING OPERATION 2 11 PRE START CHECKLIST 2 11 TO START MACHINE 2 12 TO SCRUB 2 12 TO DRAIN SOLUTION TANK AND EMPTY DEBRIS HOPPER 2 13 POST OPERATION CHECKLIST MOTOR OPERATING 2 14 TO STOP MACHINE 2 15 POST OPERATION CHECKLIST MOTOR STOPPE...

Page 6: ... TO REMOVE HOPPER DUST FILTER 3 27 SOLUTION TANK 3 28 SOLUTION TANK 3 28 TO DRAIN AND CLEAN SOLUTION TANK 3 28 Page REAR SQUEEGEE 3 29 REAR SQUEEGEE 3 29 TO REMOVE SQUEEGEE ASSEMBLY 3 29 TO INSTALL SQUEEGEE ASSEMBLY 3 30 TO REPLACE FRONT SQUEEGEE BLADE 3 30 TO REPLACE REAR SQUEEGEE BLADE 3 31 TO ADJUST SQUEEGEE 3 32 APPENDIX 4 1 HARDWARE INFORMATION 4 3 STANDARD BOLT TORQUE CHART 4 3 METRIC BOLT T...

Page 7: ...mer Group 7 6 Fig 6 Battery Charger Group 7 7 Fig 7 Battery Charger Group 7 8 Fig 8 Dual Caster Group 7 9 Fig 9 Fire Extinguisher Kit 7 10 Fig 10 Battery Gauge Kit 7 11 Fig 11 Double Wheel Kit 7 12 Fig 12 Fine Particle Filter Kit 7 13 Fig 13 Lift and Tie Down Kit 7 14 ELECTRICAL COMPONENTS 8 1 Fig 1 Motor Breakdown 8 2 CROSS REFERENCE 9 1 PART NUMBER TO PAGE NUMBER CROSS REFERENCE LIST 9 2 ...

Page 8: ...GENERAL INFORMATION 1186E MM268 6 94 vi ...

Page 9: ...ON 1 CONTENTS Page MACHINE SPECIFICATIONS 1 3 POWER TYPE 1 3 POWER TRAIN 1 3 SUSPENSION SYSTEM 1 3 SYSTEM FLUID CAPACITIES 1 3 GENERAL MACHINE DIMENSIONS CAPACITIES 1 3 MACHINE WEIGHTS 1 3 GENERAL MACHINE PERFORMANCE 1 3 MACHINE DIMENSIONS 1 4 ...

Page 10: ...SPECIFICATIONS 1186E MM268 6 94 1Ć2 ...

Page 11: ...M Front 10 x 2 00 zero pressure tires 2 Rear 5 x 1 5 caster 1 SYSTEM FLUID CAPACITIES Scrub solution tank 11 gal 41 64 L GENERAL MACHINE DIMENSIONS CAPACITIES Length 58 in 1475 mm Width 36 in 915 mm less side brush Height 38 in 965 mm Track front 31 in 790 mm Wheel base 23 5 in 595 mm Main brush width 26 in 660 mm Main brush diameter 10 in 255 mm Side brush diameter 17 in 430 mm Sweeping path widt...

Page 12: ...SPECIFICATIONS 1186E MM268 6 94 1Ć4 MACHINE DIMENSIONS SIDE VIEW TOP VIEW 36 in 915 mm 58 in 1475 mm 38 in 965 mm 06404 ...

Page 13: ...ARKING BRAKE LEVER 2 9 SQUEEGEE LEVER 2 9 SIDE BRUSH ARM 2 9 THERMO SENTRY 2 9 MACHINE OPERATION 2 10 NORMAL SWEEPING OPERATION 2 10 PRE START CHECKLIST 2 10 TO START MACHINE 2 10 TO SWEEP 2 10 TO DUMP HOPPER 2 10 POST OPERATION CHECKLIST MOTOR OPERATING 2 11 TO STOP MACHINE 2 11 POST OPERATION CHECKLIST MOTOR STOPPED 2 11 Page NORMAL SCRUBBING OPERATION 2 11 PRE START CHECKLIST 2 11 TO START MACH...

Page 14: ...OPERATION 1186E MM268 6 94 2Ć2 ...

Page 15: ...tivate them as described in ACTIVATING DRY TYPE BATTERIES in the MAINTENANCE section A B 00879 CHECKING BATTERY ELECTROLYTE LEVEL A Battery B Electrolyte Indicator Ring FOR SAFETY When Servicing Machine Avoid Contact With Battery Acid 4 Check the battery specific gravity to determine the state of charge as described in BATTERIES in the MAINTENANCE section Charge the batteries if necessary 5 Connec...

Page 16: ...MACHINE COMPONENTS A Clutch Handle I Instrument Panel B Stationary Handle J Solution Tank Cover C Left Access Cover K Solution Tank D Filter Cover L Squeegee Suction Hose E Hopper M Squeegee F Side Brush N Drain Hose G Side Brush Arm O Squeegee Lift Lever H Right Access Cover P Parking Brake Lever ...

Page 17: ...ls and displays on the machine Filter Shaker Circuit Breaker No 3 Fan Main Brush Free Float Main Brush Down Main Brush Up Circuit Breaker No 1 Circuit Breaker No 2 Vacuum Shut Off Key Switch Solution Flow Parking Brake Side Brush Interrupt Switch Battery Charger Interrupt Battery Charger Battery ...

Page 18: ...8 03197 07128 CONTROLS AND INSTRUMENTS A Stationary Handle I Circuit Breakers B Solution Flow Switch J Vacuum Fan Switch C Filter Shaker By Pass Switch K Charger Timer D Battery Condition Gauge Voltmeter L Charger Gauge E Main Brush Lever M Vacuum Shut Off Knob F Hour Meter N Clutch Reverse Handle G Key Operated On Off Switch O Charger Panel H Clutch Handle ...

Page 19: ...y gets to the 1 4 mark VOLTMETER The voltmeter indicates the present state of charge of the batteries The needle should be in the white zone when the batteries are fully charged As the batteries discharge the needle will move into the green zone The batteries should be recharged when the needle consistently stays in the red zone NOTE Do not charge the batteries more often than is necessary This wi...

Page 20: ...5 A Vacuum Fan Motor FU 1 60 A Motor VACUUM FAN SWITCH The vacuum fan switch controls the vacuum fan when scrubbing To start the vacuum fan flip the switch toggle up To stop the fan flip the switch toggle down CHARGER TIMER The charger timer controls the battery charger To start the battery charger turn the timer knob to the number of hours you wish to charge the batteries The timer will automatic...

Page 21: ...RUSH ARM The side brush arm controls the position of the side brush To raise the side brush pull the lift arm up and push it back into the raised position To lower the side brush pull the arm forward and release it into the down position When parking the machine always raise the brush to prevent the brush bristles from taking a set A 03135 RAISING SIDE BRUSH ARM A Side Brush Arm THERMO SENTRY The ...

Page 22: ...he right 2 Release the machine parking brake 3 Drive the machine to the area to be swept TO SWEEP Plan the sweeping in advance Try to arrange long runs with minimum stopping and starting Sweep debris from very narrow aisles into main aisles ahead of time Do an entire floor or section at one time Pick up oversize debris before sweeping Flatten or remove bulky cartons from aisles before sweeping Pic...

Page 23: ... normal scrubbing operation consists of seven typical operations pre start checklist starting machine scrubbing draining recovery tank and emptying debris tray post operation checklist motor operating stopping machine and post operation checklist motor stopped PRE START CHECKLIST lists things to check before starting the machine TO START MACHINE lists the steps required to start the machine TO SCR...

Page 24: ...rush action and squeegee action all play an important role in determining the type and concentration of detergent to be used For specific recommendations consult the local TENNANT Representative WARNING Flammable Materials Can Cause An Explosion Or Fire Do Not Use Flammable Materials In Tank s The solution tank should be drained whenever the float rises and stops water vacuum or when done scrubbin...

Page 25: ... the solution tank WARNING Flammable Materials Or Reactive Metals Can Cause Explosion Or Fire Do Not Pick Up TO DRAIN SOLUTION TANK AND EMPTY DEBRIS HOPPER 1 Park the machine next to a floor drain Turn off the machine and vacuum fan switch Set the machine parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine NOTE The filter shaker...

Page 26: ...7 Remove the solution tank drain hose from its retention plug Lower the hose to the floor drain to drain any remaining water in the tank 8 Disconnect the solution line from the debris hopper A B 06314 SOLUTION LINE A Debris Hopper B Solution Line 9 Remove and clean the debris hopper Place the debris hopper back in the machine A 06316 REMOVING DEBRIS HOPPER A Debris Hopper 10 Connect the solution l...

Page 27: ...skirts for damage wear and adjustment Check for wire or string tangled on brushes Drain and clean solution tank Check vacuum hoses for debris or obstructions Check for leaks DOUBLE SCRUBBING OPERATION Double scrubbing is a method of removing heavy accumulations of soilage dirt wax or spills It involves making two passes over the area to be cleaned To double scrub make a single pass over the surfac...

Page 28: ...pickup Rear squeegee out of adjustment Adjust rear squeegee Recovery tank inspection cover Adjust cover or replace seal seal broken Vacuum hose clogged Flush vacuum hoses Fan filter clogged Clean or replace filter Recovery tank full Drain tank Float stuck shutting off vacuum Clean float and float guide Debris caught on squeegee Remove debris Debris tray full Empty tray Foam filling recovery tank E...

Page 29: ...dy Poor scrubbing performance Debris caught on scrub brushes Remove debris Improper detergent or Check with TENNANT brushes used representative for advice Worn scrub brushes Replace scrub brushes Scrub brushes out of adjustment Adjust scrub brushes Debris tray full Empty tray ...

Page 30: ...he wrap around bumper To tie the machine down strap around the bumper at the attachment bolts A 03136 LEFT SIDE TIE DOWN LOCATION A Tie Down Location When transporting the machine on a trailer or in a truck be sure to engage the machine parking brake if so equipped and block the machine tires to prevent the machine from rolling ...

Page 31: ...ods of time the following procedures must be followed to lessen the chance of rust sludge or other undesirable deposits from forming 1 Empty debris hopper 2 Raise the main brush and side brush 3 Fully charge the batteries 4 Disconnect the batteries to machine connector 5 Park the machine in a cool dry area ...

Page 32: ...OPERATION 1186E MM268 6 94 2Ć20 ...

Page 33: ...BELT 3 17 SHORT MAIN BRUSH BELT 3 17 TO REPLACE SHORT MAIN BRUSH BELT 3 17 LONG MAIN BRUSH BELT 3 18 TO REPLACE LONG MAIN BRUSH BELT 3 18 VACUUM FAN BELT 3 19 TO CHECK AND ADJUST VACUUM FAN BELT TENSION 3 19 TO REPLACE VACUUM FAN BELT 3 20 WHEEL DRIVE CHAINS 3 20 STATIC DRAG CHAIN 3 20 Page BRUSHES 3 21 MAIN BRUSH 3 21 TO REMOVE MAIN BRUSH 3 21 TO INSTALL MAIN BRUSH 3 21 TO CHECK AND ADJUST MAIN B...

Page 34: ...MAINTENANCE 1186E MM268 6 94 3Ć2 ...

Page 35: ... INSPECTION After the first 25 hours of operation the following procedures are recommended 1 Check the brush pattern for correct brush adjustment 2 Check the floor skirts to floor clearance 3 Check the side brush and main brush patterns 4 Check the drive chain tension ...

Page 36: ...t filter Shake 1 2 Brush skirts Check for damage wear and floor clearance 5 3 Main brush Check for damage wear and floor clearance 1 8 Side brush Check for damage and wear 1 7 Hopper Check for hopper door seal damage and wear 3 12 Rear squeegee Check for damage wear and adjustment 1 25 Hours 12 Solution tank Clean 1 Vacuum fan Clean filter 1 1 Batteries Check electrolyte level DW 2 ...

Page 37: ...ricate pivot SPL 1 7 Hopper Check floor clearance 1 100 Hours 5 Drive chains Check and adjust tension 2 Lubricate SO 2 7 Hopper Clean inside 1 Check floor clearance 1 6 Dust filter Clean or replace 1 11 Self adjusting sheave Lubricate EO 1 1 Batteries Clean top surface and terminals DW 2 17 Differential Lubricate SPL 1 400 Hours 15 Propelling motor Blow out dust and inspect 1 16 Side brush gear bo...

Page 38: ... operation with Lubriplate EMB grease TENNANT Part No 01433 1 BRUSH ARM PIVOTS The brush arm pivots on a stub shaft on each side of the machine Each of the stub shafts are fitted with a grease fitting Apply Lubriplate EMB grease TENNANT Part No 01433 1 to the grease fittings after every 50 hours of operation A 02341 LEFT SIDE BRUSH ARM PIVOT GREASE FITTING A Grease Fitting SIDE BRUSH GEAR BOX The ...

Page 39: ... hub and the caster fork The caster swivel is full when grease appears through the swivel o ring C B A 03143 REAR CASTER A Rear Caster B Axle Grease Fitting C Swivel Grease Fitting SELF ADJUSTING SHEAVE The self adjusting sheave transfers power from the short main brush belt to the main brush Lubricate the sheave shaft with SAE 30 weight engine oil after every 100 hours of operation Avoid getting ...

Page 40: ...peration The electrolyte level must always be above the battery plates Add distilled water to maintain solution at the correct level above the plates but do not overfill Never add acid to batteries only water Keep vent plugs firmly in place at all times except when adding water or taking hydrometer readings FOR SAFETY When Servicing Machine Avoid Contact With Battery Acid Use a hydrometer to check...

Page 41: ...tteries Emit Hydrogen Gas Explosion Or Fire Can Result Keep Sparks And Open Flame Away Keep Covers Open When Charging 4 Check the electrolyte level in the batteries Before charging add just enough distilled water to cover the plates Then after charging is completed add enough water to bring the electrolyte up to the indicator mark If the water level is topped off before charging normal expansion o...

Page 42: ... On Indicator Lamp D Red Incomplete Battery Status Indicator Lamp E Yellow 80 Charge Indicator Lamp F Green Complete Charge Indicator Lamp NOTE If the red no charge indicator lamp lights when the charger is plugged into a wall outlet the charger can not charge the battery meaning there is something wrong with the battery When the lamps stop flashing the red incomplete battery status indicator lamp...

Page 43: ... mm above the battery plates 5 Check the specific gravity of the batteries Charge the batteries until the specific gravity is 1 260 to 1 280 6 Add battery acid if necessary to 0 38 in 10 mm above the battery plates 7 Insert battery vent caps in the vent holes 8 Clean the battery posts and cables 9 Install the batteries in the machine 10 Connect the battery cables to the batteries See the STANDARD ...

Page 44: ...MAINTENANCE 1186E MM268 6 94 3Ć12 ELECTRICAL SCHEMATIC For machines below serial number 20916 03130 ...

Page 45: ...MAINTENANCE 3Ć13 1186E MM268 6 94 ELECTRICAL SCHEMATIC For machines serial number 20916 and above 03130 ...

Page 46: ...position skip to step 8 if not continue with step 5 to readjust forward belt tension A B C D H G F E I 03151 PROPELLING BELTS A Motor B Clutch Plate C Clutch Plate Bolt D Bolt Slot E Forward Belt Idler Sheave F Reverse Propelling Belt G Forward Propelling Belt H Reverse Belt Idler Sheave I Belt Guide 5 Loosen the forward idler sheave bolt and slide the idler sheave down to tighten the belt this al...

Page 47: ...ntial and sheave is 0 010 in 0 3 mm D While holding belt alignment pull the shaft away from the differential E Tighten the left bearing flanges Check for hard rotation of shaft F Tighten the left bearing collars G Pull the short differential shaft away from differential to spread the differential gears H Tighten the right side bearing flange Rap on bearing before tightening I Tighten the right bea...

Page 48: ... the machine and set the machine parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 2 Lift the filter cover 3 Remove the debris hopper 4 Remove the access cover and right side bumper and cover 5 Place the side brush arm in the down position 6 Check the belt tension at a point 9 in 230 mm from the motor shaft The belt should def...

Page 49: ...e 7 Position the new belt over the motor sheave under the belt guide and through the side brush arm 8 Loop the belt over the speed reducer sheave and bolt the speed reducer back onto the side brush arm 9 Adjust the belt tension as described in TO CHECK AND ADJUST SIDE BRUSH BELT TENSION 10 Replace the right side bumper and cover and access cover 11 Replace the debris hopper SHORT MAIN BRUSH BELT T...

Page 50: ...lt transfers power from the motor to the main brush two step sheave Check the belt for wear after every 50 hours of operation A belt idler is provided to control belt tension and is not adjustable TO REPLACE LONG MAIN BRUSH BELT 1 Turn off the machine and set the machine parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 2 Remo...

Page 51: ...spring 14 Position the side brush belt over the motor sheave and under the belt guide 15 Slide the short main brush belt over the self adjusting sheave and the two step sheave 16 Unthread the two screws separating the self adjusting sheave 17 Adjust the belt tension as described in TO CHECK AND ADJUST SIDE BRUSH BELT TENSION 18 Replace the right side bumper and cover and access cover 19 Replace th...

Page 52: ...ibed in TO CHECK AND ADJUST VACUUM FAN BELT TENSION 7 Lower the filter cover WHEEL DRIVE CHAINS The two wheel drive chains transfer power from the differential to the drive wheels Lubricate the chains with a penetrating type spray lubricant after every 100 hours of operation Check the chains for wear or damage and tension after the first 50 hours of operation and then after every 100 hours of oper...

Page 53: ... out of the brush compartment TO INSTALL MAIN BRUSH 1 Slide the main brush through the main brush access door into the brush compartment 2 Rotate the main brush until the slots on the ends of the main brush engage the keys on the main brush drive hub NOTE Do not force the main brush onto the drive hub When the main brush slots and drive hub keys are properly aligned the main brush will easily slip...

Page 54: ...e found tangled on the side brush side brush drive hub or shaft The side brush should be replaced when the remaining bristle length measures 1 in 25 mm in length The side brush pattern should be checked after every 50 hours of operation The side brush is properly adjusted when with the side brush arm in the raised position there is approximately 1 in 25 mm of space between the floor and the side b...

Page 55: ...hine parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 2 Pull the side brush arm up into the raised position 3 Remove the side brush retaining bolt or clevis pin 4 Slide the side brush up or down on the shaft until there is approximately 1 in 25 mm of space between the floor and the brush bristles 5 Line up the side brush and ...

Page 56: ...mm Inspect the skirt for wear or damage and proper floor clearance daily A 03157 REAR BRUSH SKIRTS A Rear Brush Skirts HOPPER TOP SEAL The hopper top seal is located on the front edge of the machine frame It seals the area between the top of the hopper and the brush compartment Inspect the seal for wear or damage daily A B 02349 HOPPER TOP SEAL A Seal B Frame MAIN BRUSH COMPARTMENT SKIRTS Two main...

Page 57: ...h level surface and set the machine parking brake 2 Turn off the machine FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 3 Empty the debris hopper and replace it on the machine 4 The bottom rear metal edge of the hopper should clear the floor by 0 5 in 15 mm Also be sure the hopper is level side to side 5 To adjust the hopper loosen the h...

Page 58: ...ill not float Push the hopper down to check it should be able to go down and return to its original position DUST FILTER The dust filter filters the air which is drawn up from the main brush compartment by the vacuum fan It is located inside the dust filter compartment Shake the excess dust from the filter daily and before emptying hopper Inspect and clean or replace the dust filter after every 10...

Page 59: ...e six front filter cover screws and the front filter cover 3 Remove the filter hold down bar Remove the dust filter B A 03158 REMOVING HOLD DOWN BAR A Dust Filter B Hold Down Bar 4 Inspect and clean or replace the dust filter 5 Position the dust filter in the filter frame with the arrows pointing away from the machine 6 Position the filter hold down bar on the filter 7 Secure the front filter cove...

Page 60: ...Retention Plug B Drain Hose C Solution Tank D Inspection Door 3 Lower the hose to a floor drain to drain the tank NOTE The tank will not empty with the vacuum fan operating 4 Spray the inside of the solution tank with clean water Remove all sludge and debris from the bottom of the tank NOTE The water must not be hotter than 130 F 54 C or tank damage may occur 5 Rinse the screen filter at the botto...

Page 61: ...wiping edge rotate the top edges down bottom edges up To use the last edge swap the squeegee end for end Replace the back up strips if they become damaged or if they lose their resiliency TO REMOVE SQUEEGEE ASSEMBLY 1 Place the squeegee lever in the up position 2 Stop the engine and set the machine parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake...

Page 62: ...ition 2 Stop the engine and set the machine parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 3 Remove the squeegee assembly from the machine 4 Turn the front squeegee levered cam clockwise to relieve tension on the squeegee retention band 5 Remove the stationary cam and levered cam 6 Remove the squeegee retention band 7 Remov...

Page 63: ...e parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 3 Remove the squeegee assembly from the machine 4 Turn the rear squeegee levered cam clockwise to relieve tension on the squeegee retention band 5 Remove the squeegee retention band stationary cam and levered cam 6 Remove the backup strip and rear squeegee from the squeegee f...

Page 64: ...t edge and retighten the levered cam Overtightening the levered cam may damage the squeegee frame and retention band TO ADJUST SQUEEGEE 1 Start the engine 2 Place the squeegee lever in the down position 3 Operate the machine in a forward direction to deflect the squeegee blade 4 Observe the squeegee blade deflection The squeegee blade should be evenly deflected from one end to the other If the squ...

Page 65: ...ect the squeegee blades once again 6 Check the rear squeegee blade deflection The backup strip controls the squeegee blade deflection Flip the backup strip to increase or decrease the squeegee blade deflection A B 03164 BACKUP STRIP A Rear Squeegee Blade B Backup Strip This position has the smallest deflection ...

Page 66: ...MAINTENANCE 1186E MM268 6 94 3Ć34 ...

Page 67: ...PPENDIX 4Ć1 1186E MM268 6 94 SECTION 4 CONTENTS Page HARDWARE INFORMATION 4 3 STANDARD BOLT TORQUE CHART 4 3 METRIC BOLT TORQUE CHART 4 3 BOLT IDENTIFICATION 4 3 THREAD SEALANT AND LOCKING COMPOUNDS 4 3 ...

Page 68: ...APPENDIX 1186E MM268 6 94 4Ć2 ...

Page 69: ...291 380 313 407 424 552 1 00 in 500 650 678 881 757 984 1026 1334 NOTE Decrease torque by 20 when using a thread lubricant METRIC BOLT TORQUE CHART Thread Class 8 8 Class 10 9 Size Torque ft lb Nm Torque ft lb Nm ______________________________________________________________ M4 2 3 3 4 M5 4 5 6 8 M6 7 9 10 14 M8 18 24 25 34 M10 32 43 47 64 M12 58 79 83 112 M14 94 127 133 180 M16 144 195 196 265 M2...

Page 70: ...APPENDIX 1186E MM268 6 94 4Ć4 ...

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Tennant 1186E, Operator'S Manual

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Summary of Contents for 1186E

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