Tennant 215 Operator And Parts Manual Download Page 9

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OPERATION

2-1

215 MM157 (4--90)

SECTION 2

CONTENTS

Page

PREPARATION FOR OPERATION

2-3

. . . . . . .

AFTER UNLOADING AND BEFORE

OPERATING THE MACHINE:

2-3

. . . . . .

OPERATION OF CONTROLS

2-4

. . . . . . . . . . .

MACHINE COMPONENTS

2-4

. . . . . . . . . . .

INSTRUMENT PANEL SYMBOLS

2-5

. . . . .

CONTROLS AND INSTRUMENTS

2-6

. . . .

BRAKE PEDAL

2-7

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

DIRECTIONAL PEDAL

2-7

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

PARKING BRAKE LEVER

2-7

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

HOUR METER

2-7

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

VOLTMETER

2-7

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

HAZARD LIGHT SWITCH

2-7

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

LIGHT SWITCH

2-7

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

FILTER SHAKER SWITCH

2-7

. . . . . . . . . . .

HOPPER DOOR SWITCH

2-8

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

HOPPER SWITCH

2-8

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

HORN BUTTON

2-8

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

IGNITION SWITCH

2-8

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

START SWITCH

2-8

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

ENGINE CHOKE KNOB

2-8

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

MAIN BRUSH POSITION LEVER

2-8

. . . . .

SIDE BRUSH POSITION LEVER

2-8

. . . . . .

STEERING WHEEL

2-8

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

MAIN BRUSH HEIGHT ADJUSTMENT

KNOB

2-8

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

CIRCUIT BREAKERS AND FUSES

2-9

. . . .

HOPPER SUPPORT BAR

2-10

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

TO ENGAGE HOPPER SUPPORT

BAR

2-10

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

TO DISENGAGE HOPPER SUPPORT

BAR

2-10

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

MACHINE OPERATION

2-11

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

NORMAL SWEEPING OPERATION

2-11

. . .

PRE-START CHECKLIST

2-11

. . . . . . . . .

TO START MACHINE

2-11

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

TO SWEEP

2-12

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

TO DUMP HOPPER

2-12

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

POST OPERATION CHECKLIST --

ENGINE OPERATING

2-12

. . . . . . . . . .

TO STOP MACHINE

2-12

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

POST OPERATION CHECKLIST --

ENGINE STOPPED

2-12

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

OPERATION ON GRADES

2-12

. . . . . . . . . . .

MACHINE TROUBLESHOOTING

2-13

. . . . .

TRANSPORTING MACHINE

2-14

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

PUSHING OR TOWING MACHINE

2-14

. . . .

MACHINE JACKING

2-14

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

TO JACK UP MACHINE

2-14

. . . . . . . . . . .

MACHINE TIE-DOWNS

2-15

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

MACHINE STORAGE

2-16

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

STORING MACHINE

2-16

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

Summary of Contents for 215

Page 1: ...215 MM157 Operator and Parts Manual Operator Manual ...

Page 2: ...ill out at time of installation for future reference Machine Model Number 215 Machine Serial Number Machine Options TENNANT Representative phone no Customer ID Number Date of Installation Manual Number MM157 Revision 10 Published 2 98 CALIFORNIA PROPOSITION 65 WARNING Engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reprodu...

Page 3: ... Stop Machine Go Slow On Grades And Slippery Surfaces Use Care When Backing Machine Move Machine With Care When Hopper Is Raised Make Sure Adequate Clearance Is Available Before Raising Hopper Do Not Carry Riders On Machine Always Follow Safety And Traffic Rules 5 Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake Turn Off Machine And Remove Key 6 When Servicing Machine Av...

Page 4: ...OUD HOPPER WARNING LABEL LOCATED ON THE HOPPER SIDE OF THE FRONT SUPPORT PARTITION EMISSIONS WARNING LABEL LOCATED THE SEAT SHROUD HOPPER SUPPORT BAR WARNING LABEL LOCATED ON THE HOPPER SUPPORT BAR HOPPER SUPPORT BAR WARNING LABEL LOCATED ON THE OPERATOR SIDE OF THE HOPPER 07195 ...

Page 5: ...PECIFICATIONS 1 3 POWER TYPE 1 3 POWER TRAIN 1 3 STEERING 1 3 HYDRAULIC SYSTEM 1 3 BRAKING SYSTEM 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 6: ...SPECIFICATIONS 215 MM157 6 88 1 2 ...

Page 7: ...ted pressure Cylinder LPG single action type 2 in 50 mm bore x 5 7 in 145 mm stroke 1 in 25 mm diameter rod 2500 psi 17 240 kPa maximum rated pressure BRAKING SYSTEM Service brakes mechanical disc brakes 2 1 per front wheel cable actuated Parking brakes utilizes service brakes cable actuated SUSPENSION SYSTEM Front 12 x 3 00 zero pressure tires 2 Rear 12 x 3 00 zero pressure tire 1 SYSTEM FLUID CA...

Page 8: ...SPECIFICATIONS 215 MM157 11 91 1 4 MACHINE DIMENSIONS TOP VIEW SIDE VIEW 63 75 in 1620 mm 46 75 in 1190 mm 53 75 in 1365 mm 07194 ...

Page 9: ... 8 MAIN BRUSH POSITION LEVER 2 8 SIDE BRUSH POSITION LEVER 2 8 STEERING WHEEL 2 8 MAIN BRUSH HEIGHT ADJUSTMENT KNOB 2 8 CIRCUIT BREAKERS AND FUSES 2 9 HOPPER SUPPORT BAR 2 10 TO ENGAGE HOPPER SUPPORT BAR 2 10 TO DISENGAGE HOPPER SUPPORT BAR 2 10 MACHINE OPERATION 2 11 NORMAL SWEEPING OPERATION 2 11 PRE START CHECKLIST 2 11 TO START MACHINE 2 11 TO SWEEP 2 12 TO DUMP HOPPER 2 12 POST OPERATION CHEC...

Page 10: ...OPERATION 215 MM157 6 88 2 2 ...

Page 11: ...model machines Check the hydraulic fluid level in the hydraulic fluid reservoir See HYDRAULICS in the MAINTENANCE section 4 Check the transmission fluid level See HYDRAULICS in the MAINTENANCE section 5 Check the engine oil level See ENGINE in the MAINTENANCE section 6 Check the main brush adjustment See BRUSHES in the MAINTENANCE section 7 Fill the fuel tank or install an LPG fuel tank on the mac...

Page 12: ...ATION 215 MM157 11 91 2 4 OPERATION OF CONTROLS A B C D E F G H 03062 MACHINE COMPONENTS A Operator Seat E Hopper B Steering Wheel F Side Brush C Instrument Panel G Access Door D Filter Cover H Seat Support ...

Page 13: ...e used to identify controls and displays on the machine Side Brush Down Side Brush Up Main Brush Down Main Brush Up Main Brush Extra Down Pressure Hopper Door Close Hopper Door Open Hopper Up Hopper Down Filter Shaker Start Hazard Light Operational Lights Key Switch Horn ...

Page 14: ...dal L Key Operated Ignition Switch C Parking Brake Lever M Start Switch D Hour Meter N Engine Choke Knob E Voltmeter O Main Brush Lever F Hazard Light Switch P Side Brush Lever G Lights Switch Q Steering Wheel H Filter Shaker Switch R Main Brush Adjustment Knob I Hopper Door Switch S Circuit Breakers J Hopper Switch T Parking Brake Release Lever ...

Page 15: ...ng brake before leaving the machine unattended and before working on the machine FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake Turn Off The Machine And Remove Key HOUR METER The hour meter records the number of hours the machine has operated This information is useful in determining when to service the machine VOLTMETER The voltmeter registers the charging ...

Page 16: ...e engine choke knob controls the engine choke which helps start cold engines To engage the choke pull the knob out To disengage the choke push the knob in Do not choke a warm engine MAIN BRUSH POSITION LEVER The main brush position lever controls the position of the main brush To raise the main brush pull the lever back into the Main Brush Up position To lower the main brush pull the lever back an...

Page 17: ...ion device designed to stop the flow of current in the event of a circuit overload Never substitute higher value fuses than those specified in this manual The circuit breakers are located on the instrument panel The fuse is located on the fan support bracket A B 03067 CIRCUIT BREAKERS A Instrument Panel B Circuit Breakers The following chart shows the various circuit breakers and fuses and the ele...

Page 18: ...he machine and set the machine parking brake FOR SAFETY Before Leaving Or Servicing The Machine Stop On Level Surface Set Parking Brake 2 Raise the hopper to the fully raised position 3 Position the hopper support bar on the lintel A B 03068 ENGAGED HOPPER SUPPORT BAR LOW DUMP MODEL A Lintel B Support Bar A B 03069 ENGAGED HOPPER SUPPORT BAR MULTI LEVEL DUMP MODEL A Lintel B Support Bar 4 Slowly l...

Page 19: ...ks 1 LPG machines Slowly open the liquid service valve NOTE Opening the service valve too quickly may cause the service valve check valve to stop the flow of LPG fuel If the check valve stops the flow of fuel close the valve wait a few seconds and slowly open the valve once again 2 The machine operator must be in the operator s seat with the directional control pedal in the neutral position and wi...

Page 20: ...lti level dump model machines Move the hopper door switch to the top Hopper Door Close position move the hopper dump switch to the bottom Hopper Up position then move the hopper door switch to the bottom Hopper Door Open position to dump the hopper 6 Move the hopper switch to the top Hopper Down position to lower the hopper 7 Slowly back the machine away from the dump site or dumpster POST OPERATI...

Page 21: ...ght in brush drive mechanism Free mechanism of debris Main brush drive failure Belt broken or off sheave Side brush drive failure Belt broken or off sheave Hopper not adjusted properly Adjust hopper floor clearance Hopper full Empty hopper Hopper floor skirts worn damaged Replace skirts Machine will not travel Directional control pedal linkage out of adjustment or broken Check adjustment or damage...

Page 22: ...ng brake FOR SAFETY Before leaving or servicing the machine stop on level surface set parking brake 3 Block the tires which are not being jacked up in order to secure the machine position FOR SAFETY When Servicing Machine Block Machine Tires Before Jacking Machine Up 4 Use a jack of adequate capacity to raise the machine Jack up the machine only at the designated locations FOR SAFETY When Servicin...

Page 23: ...t the locations specified To tie the machine down use the holes on the front and the lower rear machine frame A 03071 REAR TIE DOWN LOCATION A Tie Down Hole When transporting the machine on a trailer or in a truck be sure to engage the machine parking brake and block the machine tires to prevent the machine from rolling ...

Page 24: ...rom forming 1 Empty debris hopper 2 Change engine oil 3 Place the main brush and side brush levers in the raised position 4 Park the machine in a cool dry area 5 Stop the engine 6 Drain the fuel tank 7 Start the engine and let it run out of fuel 8 Remove the spark plug and pour 1 oz 30 cc of new engine oil into the cylinder 9 Crank the engine to distribute the oil then replace the spark plug 10 Cl...

Page 25: ...19 TRANSMISSION BELT 3 20 TO REPLACE TRANSMISSION BELT 3 20 Page JACKSHAFT BELT 3 21 TO REPLACE JACKSHAFT BELT 3 21 INTERMEDIATE SIDE BRUSH BELT 3 22 TO REPLACE INTERMEDIATE SIDE BRUSH BELT 3 22 SIDE BRUSH BELT 3 22 TO REPLACE SIDE BRUSH BELT 3 22 MAIN BRUSH BELT 3 23 TO REPLACE MAIN BRUSH BELT 3 23 DRIVE CHAIN AND BELT ALIGNMENT AND TENSIONING 3 23 TO ALIGN AND TENSION DRIVE CHAINS AND BELTS 3 23...

Page 26: ...MAINTENANCE 215 MM157 6 88 3 2 ...

Page 27: ...20 HOUR MACHINE INSPECTION After the first 20 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 ...

Page 28: ... wear 3 14 Main brush Check for damage and wear 1 Check floor pattern 1 12 Side brush Check for damage and wear 1 Check floor pattern 1 6 Hopper Check hopper door seal for damage and wear 3 25 Hours 1 Engine Change oil EO 1 Clean air filter precleaner element 1 Clean cooling fins 1 15 Transmission Check oil level EO 1 3 Hydraulic reservoir Check fluid level HYDO 1 50 Hours 13 Intermediate side bru...

Page 29: ...eplace filter element 1 5 Drive chains Check and adjust tension 3 Lubricate EO 3 8 Brakes Adjust 2 10 Differential Apply grease to fittings SPL 2 11 Steering gear Apply grease to fitting SPL 1 6 Hopper Clean inside 1 Check floor clearance 1 7 Lift cylinder Apply grease to fitting SPL 1 400 Hours 1 Engine Check valve clearance 1 Check breather reed valve and gaskets 1 Clean cylinder head carbon de ...

Page 30: ... top of the transmission The cold oil level should be 0 to 0 25 in 0 to 5 mm above the cold mark Use straight SAE 20 weight API class SF engine oil A B C 01784 TRANSMISSION A Transmission B Oil Reservoir C Fill Cap DIFFERENTIAL The differential drives the two front wheels Two grease fittings are located on the differential housing for lubrication The differential should be lubricated by applying L...

Page 31: ...1433 1 to the grease fitting after every 100 hours of operation A B 01786 STEERING GEAR A Steering Gear B Grease Fitting LIFT CYLINDER The lift cylinder is present on multi level dump model machines It raises the hopper to dump it The top lift cylinder bearing should be lubricated by applying Lubriplate EMB grease TENNANT Part No 01433 1 to the grease fitting after every 100 hours of operation A B...

Page 32: ...kness of the fluid is very constant over wide temperature ranges If a locally available hydraulic fluid is preferred or if products of only one oil company are used the hydraulic fluid used must match closely the viscosity specifications given in the chart for TENNANT Hydraulic Fluid as well as the other features described Do not substitute automatic transmission fluid for hydraulic fluid ATTENTIO...

Page 33: ...MAINTENANCE 3 9 215 MM157 6 88 03078 HYDRAULIC SCHEMATIC ...

Page 34: ...will wear out a set of piston rings in just a few hours Operating with a clogged air filter element also causes the fuel mixture to be richer which can lead to formation of harmful sludge deposits in the engine Always cover the air intake when the air cleaner is removed for servicing Do not neglect servicing the air cleaner Use only correct parts for replacement Keep all other air intake component...

Page 35: ...with the engine running and warm The carburetor should be adjusted with the fuel tank approximately one half full and with the engine running at approximately 2350 RPM Turn the main fuel adjusting needle valve out until the engine begins to lose speed rich Note the position of the needle Then turn the needle in The engine speed may increase then it will decrease as the needle is turned in lean Not...

Page 36: ...quid Service Valves Check for proper functioning and presence of the handwheel The valve must be closed except when in service Tank Service Valve Coupling Check for proper functioning thread condition and damaged or missing washers or o rings Safety Relief Valve Check for damage Check for the presence of the relief valve elbow and the proper direction of the elbow If the rain cap is missing check ...

Page 37: ...age the machine parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 4 Put on gloves and remove the quick disconnect tank coupling 5 Inspect the LPG fuel lines for wear or damage 6 Remove the empty LPG fuel tank from the machine 7 Check the tank for damage or wear 8 Store the tank in a designated safe area 9 Select a filled LPG f...

Page 38: ...placing the filter pack REGULATOR The regulator regulates the flow of LPG fuel to the carburetor If any malfunction is noted completely disassemble the regulator Clean all of the parts in alcohol Inspect all of the parts and replace where needed Carefully reassemble the regulator with the seal repair kit Check for proper operation CARBURETOR The carburetor meters fuel to the engine If any malfunct...

Page 39: ...eplace fuel line Engine out of tune Tune up engine Fuel lock valve failure Repair or replace fuel filter lock Regulator failure Repair or replace regulator Engine runs unevenly lacks power Wrong type of fuel tank vapor withdrawal tank Replace liquid tank with vapor with drawal tank Plugged fuel filter Replace filter Kinked or restricted fuel line Straighten or replace fuel line Engine out of tune ...

Page 40: ...st be inspected after every 400 hours of operation CYLINDER HEAD The cylinder head may develop carbon deposits After every 400 hours of operation remove the cylinder head and clean it of any accumulated deposits Replace the cylinder head making sure the cylinder head screws are lubricated with graphite grease and are returned to the same hole Alternately snug the screws tighten them to one half of...

Page 41: ... the top of the battery as they may cause a short circuit Replace worn or damaged wires The electrolyte level in regular nonsealed batteries can be checked It 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...

Page 42: ...MAINTENANCE 215 MM157 6 88 3 18 03077 ELECTRICAL SCHEMATIC ...

Page 43: ...T A Engine B Tension Bolt C Jam Nut 4 Remove the existing belt A B C 03080 ENGINE BELT A Engine Belt B Engine C Engine Jackshaft 5 Position a new belt on the sheaves 6 Adjust the belt tension bolts to tension the belt Tighten the engine mounting bolts 7 Check the belt condition and tension as described in DRIVE CHAIN AND BELT ALIGNMENT AND TENSIONING 8 Close the seat support VACUUM FAN BELT The va...

Page 44: ... belt transfers power from the engine jackshaft to the transmission Check the belt condition and tension after every 50 hours of operation as described in DRIVE CHAIN AND BELT ALIGNMENT AND TENSIONING TO REPLACE TRANSMISSION BELT 1 Stop the engine and engage the parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 2 Open the seat...

Page 45: ...e Stop On Level Surface Set Parking Brake And Turn Off Machine 2 Open the seat support 3 Loosen the jam nut and adjustment bolt under the jackshaft bracket to relieve belt tension A B C 03552 BELT ADJUSTMENT BOLT A Jackshaft Bracket B Adjustment Bolt C Jam Nut 4 Remove the belt A B C 03081 JACKSHAFT BELT A Jackshaft Belt B Engine Jackshaft C Side Brush Jackshaft 5 Position the new belt on the shea...

Page 46: ...et 9 Position the intermediate belt over the small intermediate belt sheave Be sure the main brush belt is on its sheave 10 Secure the sheaves to the jackshaft with the allen head socket cap screw Check sheave alignment 11 Reconnect the main brush belt idler spring 12 Reinstall the right side access door and machine frame plugbutton 13 Close the seat support SIDE BRUSH BELT The side brush belt tra...

Page 47: ...the jackshaft Remove the main brush belt 7 Position the new belt on the sheaves 8 Position the main brush belt on the large end sheave and the intermediate side brush belt on the small end sheave Secure the sheaves to the end of the jackshaft with the allen head socket cap screw 9 Check the sheave alignment 10 Reconnect the main brush drive belt idler spring 11 Replace the machine frame plugbutton...

Page 48: ... align the sprockets and tighten the set screws 6 Check the differential to wheel chain tension There should be 0 5 in 15 mm slack measured midway between the sprockets To adjust tension loosen the two wheel pivot plate bolts turn the adjustment bolts forward to tighten the chain or backward to loosen the chain and tighten the two wheel pivot plate bolts and jam nuts C D E A B 03073 WHEEL DRIVE CH...

Page 49: ...he sheaves and retighten the mounting bolts 11 Check the vacuum fan belt tension There should be 0 18 in 5 mm deflection from a force of 8 lb 4 kg applied at belt span midpoint To adjust tension loosen the fan bracket mounting bolts slide the fan bracket forward to loosen or backward to tighten the belt and retighten the mounting bolts Recheck the sheave alignment 12 Check the alignment of the eng...

Page 50: ...ed by an idler spring assembly 16 Measure the length of the jackshaft belt tension spring It should be 6 5 in 165 mm To adjust the spring length unhook the spring Loosen the adjustable idler bolt and slide the idler forward to reduce spring length or backward to increase spring length Tighten the adjustable idler bolt and rehook the belt tension spring Repeat procedure as required 17 Close the sea...

Page 51: ...r 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 Inspect and clean or replace the dust filter after every 50 hours of operation To clean the dust filter use one of the following methods D TAPPING Tap the filter gently on a flat surface with the dirty side down Do not damage the edges o...

Page 52: ...he dust filter A B 03083 DUST FILTER A Dust Filter B Shaker Motor Assembly 4 Inspect and clean or replace the dust filter 5 Position the dust filter in the filter frame with the arrows pointing toward the machine 6 Secure the filter with the shaker motor and springs assembly Plug the shaker motor leads together 7 Secure the front filter cover on the filter frame with the four screws ...

Page 53: ...djust the skirt height and retighten the retaining strip 8 Check the skirt clearance 9 Reinstall the right side access door TO REPLACE BRUSH SKIRTS 1 Park the machine on a smooth level floor 2 Stop the engine and set the parking brake FOR SAFETY Before Leaving Or Servicing Machine Stop On Level Surface Set Parking Brake And Turn Off Machine 3 Unlatch and open the left side access door 4 Remove the...

Page 54: ...e the existing seal or skirt 7 Mount the new seal or skirt to the machine with the retaining strip removed earlier 8 Raise the hopper disengage the hopper support bar and lower the hopper HOPPER DUMP DOOR SEAL The hopper dump door seal is present on multi level dump model machines It allows the hopper to be high dumped without scattering debris Check the seal for damage daily TO REPLACE HOPPER DUM...

Page 55: ...face 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 Unlatch and open the left side access door 4 Loosen the two right side access door screws and remove the right side access door 5 Remove the rear skirt retaining strips and the rear skirts A C B 01802 REAR SKIRTS A Brush Skirt B Vert...

Page 56: ...hopper support bar WARNING Raised Hopper May Fall Engage Hopper Support Bar 4 Stop the machine on a level surface 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 5 Remove the skirt retaining strip and the skirt A B C 03084 HOPPER LIP SKIRT A Hopper B Lip Skirt C Retaining Strip 6 Position ...

Page 57: ...rush pattern adjustments are made by turning the height adjustment knob on the instrument panel The main brush should be replaced when the remaining bristles measure 1 25 in 30 mm or less in length TO REMOVE MAIN BRUSH 1 Stop 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 2 Place the main brush po...

Page 58: ...door 10 Check and adjust the main brush pattern as describe in TO CHECK AND ADJUST MAIN BRUSH PATTERN TO CHECK AND ADJUST MAIN BRUSH PATTERN 1 Apply chalk or some other material that will not blow away easily to a smooth level floor 2 With the side brush and main brush raised position the main brush over the chalked area 3 Place the main brush position lever in the Main Brush Down position for 15 ...

Page 59: ...and close the left side access door The pattern should be 2 to 2 5 in 50 to 55 mm wide If the main brush pattern is too narrow turn the main brush height adjustment knob clockwise If the main brush pattern is too wide turn the main brush height adjustment knob counterclockwise Recheck the pattern width after making any adjustments SIDE BRUSH The side brush sweeps debris from curbs or gutters into ...

Page 60: ...ALL SIDE BRUSH 1 Slide the side brush onto the side brush drive shaft 2 Insert the side brush retaining bolt through the side brush hub and shaft 3 Thread a nut onto the threads of the bolt 4 Tighten the nut and bolt to secure the side brush ...

Page 61: ... of power If contaminants are observed on the reservoir screen remove wash and clean it If the reservoir screen has been pierced internal failure may occur The damaged reservoir should be replaced If the transmission oil color has changed to black or milky overheating and or water contamination is indicated The oil should be drained and replaced with new oil NOTE The threads connecting the plastic...

Page 62: ...intle arm should be adjusted so that the full stroke of the transmission may be obtained without interference from anything other than the stop bolts The forward stop bolt should be adjusted so that the threaded end of the bolt is 0 06 to 0 12 in 2 to 5 mm from the bracket The rear stop bolt should be adjusted so that the threaded end of the bolt is 1 in 25 mm from the bracket The centering spring...

Page 63: ...adjusted when the parking brake lever will travel 0 50 in 15 mm before engaging the brakes To adjust the brakes remove the clevis pin from each brake assembly turn the clevis ends an equal amount reconnect the clevis pins and recheck the parking brake lever travel A B C D 03073 BRAKE ASSEMBLY A Right Side Tire B Brake Cable C Clevis D Brake Assembly TIRES All of the machine tires are zero pressure...

Page 64: ...MAINTENANCE 215 MM157 6 88 3 40 ...

Page 65: ... TORQUE CHART 4 3 METRIC BOLT TORQUE CHART 4 3 BOLT IDENTIFICATION 4 3 THREAD SEALANT AND LOCKING COMPOUNDS 4 3 HYDRAULIC FITTING INFORMATION 4 4 HYDRAULIC TAPERED PIPE FITTING NPT TORQUE CHART 4 4 HYDRAULIC TAPERED SEAT FITTING JIC TORQUE CHART 4 4 HYDRAULIC O RING FITTING TORQUE CHART 4 4 ...

Page 66: ...APPENDIX 215 MM157 6 88 4 2 ...

Page 67: ...7 133 180 M16 144 195 196 265 M20 260 352 336 455 M24 470 637 664 900 NOTE Decrease torque by 20 when using a thread lubricant Exceptions to the above chart Main brush drive plug nut 30 ft lb 40 Nm then tighten to next slot Brake unit to hub socket head screw 9 to 12 ft lb 12 to 16 Nm with Locktite 242 blue Front wheel nut 10 to 12 ft lb 14 to 16 Nm while turning wheel tighten to spec then backoff...

Page 68: ...12 Nm 0 38 Nm 0 56 18 20 ft lb 27 0 50 Nm 0 75 16 30 ft lb 41 0 62 Nm 0 88 14 40 ft lb 54 0 75 Nm 1 12 12 70 ft lb 95 1 0 Nm 1 31 12 90 ft lb 122 HYDRAULIC O RING FITTING TORQUE CHART Tube O D in Thread Size Minimum Torque Maximum Torque 0 25 Nm 0 44 20 6 ft lb 8 Nm 9 ft lb 12 0 38 27 Nm 0 56 18 13 ft lb 18 Nm 20 ft lb 16 Nm 10 ft lb 14 Nm 12 ft lb 0 50 41 Nm 0 75 16 20 ft lb 27 Nm 30 ft lb 33 Nm ...

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