Kunz AcrEase MR55B-19HP Owner'S Manual Download Page 16

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ACREASE ROUGH CUT MOWER PARTS LIST

Item

Part #

Description

Quantity

202141

Blade Bolt, .75"-16UNF x 1.25"

214021

Cup W asher

216002

W ire Lock Pin, .31" x 2.50"

216009

Screw Pin Shackle Clevis

222005

W orm Drive Hose Clamp (7-7/8" to 9-1/8" Clamping Dia.)

222012

Single Split Collar (1" I.D. x .1/2" Thick)

225005

Compression Spring, 4.50" L x 1-3/32" O.D. x .125" Wire dia.

226003

Offset W heel Assy. (15/600 x 6, 2 Ply Turf)

226008

Offset W heel Assy. (15/600 x 6, Urethane Foam-Flatproof)

Optional

226004

Centered Wheel Assy. (5.30/4.50 x 6, 2 Ply Stud)

226009

Centered Wheel Assy. (5.30/4.50 x 6, Urethane Foam-Flatproof)

Optional

238004

"V" Belt, .62" x 95.9" O.C.

241001

Flat Idler, 4" O.D. x 3/8" Hole

241009

Flat Idler (Steel), 4" O.D. x 1/2" Hole

241010

"V" Sheave, 5" Dia. 1" Bore

243007

Precision Sealed Wheel Bearings (1-3/8" O.D. x 5/8" I.D.)

243010

Plastic Bearing, 1-3/8" O.D. x 1.00" I.D.

258022

Spindle Assy.

900075

Spindle Shaft (1)

900160

Housing Assy. (With Two Bearings) (1)

243006 Bearing (6206 w/ Trash Guard Seals) (2)
600271 Bearing Spacer (3.33" Long) (1)

241008

Sheave, (7-1/2" Dia., B-Section) (1)

259002

Offset Mower Blade, 2-1/2" Wide, 30" Long, 3/4" Hole

260004

Roll-Over / Fuel Vapor Valve (Includes Rubber Gromet)

264000

Solenoid (Only on Models MR55B-19.5HP, MR55B-23HP)

264003

Hour/Tack Meter

Optional

264010

Ignition Switch

269000

Choke Control, 20" (Model MR55B-19.5HP)

269007

Choke Control, 22.5" (Model MR55K)

269010

Choke Control, 27" (Model MR55B-23HP)

269001

Throttle Control, 15" (Model MR55B-19.5HP)

269008

Throttle Control, 46" (Model MR55K)

269009

Throttle Control, 27" (Model MR55B-23HP)

275001

Control Panel Decal, Starting Instructions

275002

W arning Decal General

275003

Danger Decal, Cut Finger

275011

Clutch Engagement Decal

275007

W arning Decal, Belt Sheild

275019

Name Decal,Kunz

275021

Name Decal, AcrEase

275022

Name Decal, 57" Rough Cut

277002

Rubber Gromet

277011

Handle Grip

277035

Gas Cap - Audible Click/Tethered, Non-Venting

277036

Carbon Canister - 300cc (California Only)

277040

Fuel Tank, 3 Gal., 3-Layer EPA Certified

Summary of Contents for AcrEase MR55B-19HP

Page 1: ...MR55B MR55K F 2 14 57 ROUGH CUT OWNER S MANUAL With Assembly Instructions For Models MR55B 19HP MR55B 23HP MR55K KUNZ ENGINEERING INC MENDOTA IL 61342 PH 815 539 6954 ...

Page 2: ...ER Indicates an imminently hazardous situation that if not avoided will result in death or serious injury This signal word is to be limited to the most extreme situations typically for machine components which for functional purposes cannot be guarded WARNING Indicates a potentially hazardous situation that if not avoided could result in death or serious injury and includes hazards that are expose...

Page 3: ...at might be picked up and thrown by the blades WARNING Do not mow when children and others are around WARNING Keep all safety shields and deflectors in place during operation WARNING Shut off the engine and allow the mower blades to come to a complete stop before making any adjustments to the mower WARNING Shut off engine before disconnecting the mower from the tow vehicle or attempting to move th...

Page 4: ...That Are not Readable or Damaged Replacement decals can be purchased from your local dealer or Kunz Engineering Inc Mendota IL 61342 815 539 6954 275003 Danger Decal Cut Hand Foot 275007 Warning Decal Belt Sheild 275002 Warning Decal General Serial and Model Decal ...

Page 5: ...deck assembly Place the assembly so that the castered tires are on the front and the fixed tires are on the back See figure 2 Secure with 1 2 x 3 1 2 hex head bolts and lock nuts provided on the pivot arms Mount the height adjust screw on the deck assembly in the hole provided Secure with the 1 2 x1 hex head bolt and lock nut provided on the height adjust screw Note Tighten 1 2 x 3 1 2 and 1 2 x 1...

Page 6: ...e Assy Attach on outside for both left and right sides Pivot Arm Height Adjust Screw Hitch Pivot Attach to Either Left or Right Carrier Arm Assy Tongue Front Rubber Flap Side Carrier Arm Assy Direct Behind Position Offset Position Flat Washer Rear Tire Carrier Arm Assembly Hex Nut and Lock Washer Cup Washer Bolt ...

Page 7: ...FIGURATIONS AND ADJUSTMENTS WARNING Shut off the engine and allow the mower blades to come to a complete stop before adjusting the tongue The hitching system is designed so that the rough cut mower can be pulled directly behind a tow vehicle or offset to the left or right See Figure 4 Note When pulling the mower directly behind the hitch pivot should be fastened on the right carrier arm for maximu...

Page 8: ...ried behind the tow vehicle This is accomplished by pulling the 5 16 wire lock pins out and choosing two other hole locations on the tongue See Figure 3 Figure 4 Rough Cut Tow Behind Towing Suggestions B ADJUSTING CUTTING HEIGHT WARNING Shut off the engine and allow the mower blades to come to a complete stop before adjusting the cutting height Figure 5 Adjusting Rough Cut Mower Cutting Height Off...

Page 9: ... mower blade cutting edge is 1 5 16 above the outside lower edge of the mower deck Note If the height adjust cranks do not turn easily the pivot bolts holding the carrier arm assemblies and height adjust screw may be too tight Loosen the pivot bolts slightly to allow easier pivoting Care should be taken not to loosen too much or excess wear and flexing may occur Greasing the threads may also allow...

Page 10: ...If the mower s engine dies while in use remove the rough cut mower from the uncut area before attempting to engage the clutch Inspect the blades for any obstructions that may prevent blade engagement Failure to follow these instructions may result in premature clutch and belt failure or a fire Adjust engine speed to full throttle D SHUTTING OFF ROUGH CUT MOWER WARNING Shift to neutral and set the ...

Page 11: ...hing or someone Care should also be taken while backing so that the wing mower or mowers do not jackknife and damage hitches WARNING Stop the mower blades on the mower if the tow vehicle becomes stuck or stops going forward because of loss of traction Shut off the engine on the mower before attempting to push or pull the tow vehicle Listen to the rough cut mower engine while mowing The engine shou...

Page 12: ...eature that stops the blades from turning after the clutch is disengaged The only time the brake should be in contact with the belt is when the clutch is disengaged CAUTION The brake stud must be adjusted If the brake stud is not adjusted correctly the blades will still spin even though the clutch may be in the disengaged position Always shut mower engine off before servicing Periodic brake stud i...

Page 13: ...ss than 1 2 then it will be necessary to adjust the brake stud away from the belt Keep in mind that the disengaged spring length must stay between 3 1 4 and 4 CAUTION If brake stud is not set in correct position under braking or over braking may occur If over braking occurs premature belt failure or a possible fire could occur due to excessive friction and overheating Figure 7 Belt Pattern Spring ...

Page 14: ... proper torque is 300 ft lbs To ease in the blade installation process use the same block of wood and method used during the removal of the blades H LUBRICATION There are three lubrication points on the rough cut mower one spring loaded idler pivot and two caster wheel pivots Lubricate at approximately 10 hr intervals or more often as required in dusty conditions I STORAGE Turn off fuel shut off v...

Page 15: ...ugh Bolt 5 16 18x1 50 Through Bolt Starter Electric Electric Electric Choke Manual Manual Manual MOWER Fuel Tank 3 Gal 3 Gal 3 Gal Effective Cutting Width 57 57 57 Deck Construction 10 ga Welded steel 10 ga Welded steel 10 ga Welded steel Cutting Height 2 to 8 2 to 8 2 to 8 Height Adjustment 2 Cranks 2 Cranks 2 Cranks Rear Wheels Fixed 4 ply Turf Pnuematic Two 15 600 x 6 Two 15 600 x 6 Two 15 600 ...

Page 16: ...Assy With Two Bearings 1 243006 Bearing 6206 w Trash Guard Seals 2 600271 Bearing Spacer 3 33 Long 1 241008 Sheave 7 1 2 Dia B Section 1 17 259002 Offset Mower Blade 2 1 2 Wide 30 Long 3 4 Hole 2 18 260004 Roll Over Fuel Vapor Valve Includes Rubber Gromet 1 19 264000 Solenoid Only on Models MR55B 19 5HP MR55B 23HP 1 20 264003 Hour Tack Meter Optional 21 264010 Ignition Switch 1 22 269000 Choke Con...

Page 17: ...Spacer Block 1 38 600290 Canister Support California Only 1 39 600294 Clutch Arm 1 40 900023 Control Panel 1 41 900049 Battery Box Assy 1 42 900058 Hitch Pivot 1 43 900061 Pivot Arm 4 44 900062 Height Adjust Nut 2 45 900065 Idler Arm Assy 1 243005 Bronze Bearing 1 2 I D x 3 4 O D x 75 Long 2 46 900066 Screw Adjuster 2 47 900069 Mower Deck 1 48 900071 Engine Support Bracket Model MR55B 19 5HP 1 48 ...

Page 18: ...17 ACREASE ROUGH CUT MOWER PARTS 12 3 4 5 7 9 1 2 13 16 17 21 19 20 23 15 25 27 26 29 31 32 10 14 35 34 48 30 40 41 42 43 44 24 46 47 51 52 50 49 37 22 33 8 6 11 18 28 36 38 39 45 ...

Page 19: ...eas that stay wet all year around Works well in combination with small personal amphibious vehicles or tracked ATVs More than doubles the tire surface area in contact with the ground Very easy to install bolt on kit Works on all existing and new rough cut mowers The rough cut mower will not float with the wetlands kit installed Water greater than 2 3 in depth should be avoided With the Wetlands Ki...

Page 20: ... wiring with remote control panel Great for constantly changing terrain and grass brush heights Allows for quick cutting height changes on the go from the seat of the tow vehicle Raise up and over rocks and logs with ease Heavy duty 1500 lb linear screw actuator made by Linak Works on all existing and new rough cut mowers Electric Lift Kit Part 003909 ...

Page 21: ...rom side to side with both the front and rear tires Pinned receivers make for quick kit removal when not needed Works on all existing and new rough cut mowers Part numbers needed for standard manual lift rough cut models Rear Floatation Kit Part 003907 Front Floatation Kit Part 003908 Cross Brace Tube Part 900113 Purchase one brace for each front and rear kit Part numbers needed for rough cut mode...

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