AcrEase MR44BE Owner'S Manual Download Page 18

 

16 

Always balance the mower blades each time they are sharpened. 

 
Out of balance mower blades cause excess vibrations which lead to premature bearing failures, 
bolts coming loose, and overall deterioration of the mower. 

 

Always properly tighten the blade bolts to the specified torque.  Failure to do so can 
lead to unwanted loosening of the blade and damage to the blade holding saddle. 

 

The Model MR44BE uses the Kunz Engineering Part # (202141) blade bolt.  This particular hex 

head bolt is a 3/4” –

 16NF x 1-

1/4” long, grade 5 and it

s 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. 

 
C.  

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. 
 

D. 

ENGINE MAINTENANCE 

Refer to the engine manual provided in the owner

s manual packet. 

 

E.  

FUSE LOCATION

 

These particular mowers come equipped with a 10 AMP mini blade type fuse.  The fuse is located 
behind the ignition switch/control panel in a black rubber inline fuse holder. 

 
F. 

STORAGE

 

Turn off the fuel shut off valve (red colored rotating knob) located inline on the fuel hose.  The 

off 

position on the valve is when the red handle lines up with the “O” symbol. 

 If the mower is stored 

outside, the engine should be covered to prevent water from getting inside the engine during 
heavy rainstorms.  See the Engine Manual for additional information. 
 

G. 

EPA EVAPORATIVE COMPONENTS 

This mower has been designed and built to meet all current EPA regulations.  Any modification to 
the fuel tank, fuel lines, vapor hose, fuel cap, roll-over / fuel vapor valve, carbon canister 
(California Only) and hose clamps are prohibited.  Replacement evaporative components should 
be purchased from Kunz Engineering.  Any questions about EPA regulations or evaporative 
components can be directed to Kunz Engineering Inc. at 815-539-6954. 
 

 
 
 
  

Summary of Contents for MR44BE

Page 1: ...1 12 20 44 ROUGH CUT WITH ELECTRIC CLUTCH BLADE ENGAGEMENT OWNER S MANUAL With Assembly Instructions For Models MR44BE KUNZ ENGINEERING INC MENDOTA IL 61342 PH 815 539 6954...

Page 2: ...2...

Page 3: ...Use 9 Tongue Configurations and Adjustments 9 Adjusting Cutting Height 10 Starting Engine 12 Shutting Off Mower 13 Mower Operation 13 MAINTENANCE 14 Drive Belt Removal and Tension 14 Mower Blade Remov...

Page 4: ...ty information in a variety of forms including Safety Labels on the mower Safety Messages preceded by a safety alert symbol and one of three signal words DANGER WARNING or CAUTION These signal words m...

Page 5: ...t mow when children and others are around Keep all safety shields and deflectors in place during operation Shut off the engine and allow the mower blades to come to a complete stop before making any a...

Page 6: ...hat 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...

Page 7: ...eft and right are determined by looking in the direction of travel or by standing at the rear of the deck assembly looking forward 2 Install the rear tire assemblies on the carrier arm assemblies Remo...

Page 8: ...ts lock washers and nuts that are located on the top of each carrier arm four per carrier arm The removed hardware will be used in step 2 2 Install the cross brace tubes on the carrier arms with the 1...

Page 9: ...to its highest position At this time securely tighten the 1 2 x 3 hex head bolts lock washers and nuts holding the cross brace tubes in place This step insures that proper alignment of the carrier ar...

Page 10: ...ut provided 2 Install the tongue into the hitch pivot and secure by placing the provided 5 16 wire lock pins on each side of the hitch pivot Note To help prevent any unwanted pin removal caused by onc...

Page 11: ...iliar with all functions of the unit A INTENDED USE This mower is intended for use behind an ATV UTV utility vehicle side by side or small tractor to cut grass weeds brush and saplings up to 2 in diam...

Page 12: ...er separating from the tow vehicle The tongue is designed to adjust from left to right within the hitch pivot This allows the mowers position to be varied behind the tow vehicle This is accomplished b...

Page 13: ...oosen too much or excess wear and flexing may occur Greasing the threads on the height adjust screw may also allow greater ease in adjustment Note After setting the initial cutting height quick field...

Page 14: ...ower blades clutch by pulling outward on the PTO switch The PTO switch is located at the front of the mower deck on the control panel Note To help extend the life of the clutch the engine rpm should b...

Page 15: ...nd thrown by the blades Do not mow when children and others are around Do not fill fuel tank while engine is running or hot Keep all safety shields and deflectors in place during operation Remove gras...

Page 16: ...le mowing The engine should run free and not work too hard Working the engine too hard will cause overheating and premature failure If the mower s engine dies while in use remove the rough cut mower f...

Page 17: ...hours should be done to make sure the spring length has not exceeded the recommended running length Note Failure to periodically adjust the belt tension will result in severe belt wear and premature b...

Page 18: ...NGINE MAINTENANCE Refer to the engine manual provided in the owner s manual packet E FUSE LOCATION These particular mowers come equipped with a 10 AMP mini blade type fuse The fuse is located behind t...

Page 19: ...20 Engine Mounting Bolts 5 16 18x1 50 Through Bolt Starter Electric Choke Manual MOWER Fuel Tank 3 Gal Effective Cutting Width 44 Deck Construction 8 ga Welded steel Cutting Height 2 to 8 Height Adjus...

Page 20: ...23 Spindle Assy 2 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 241011 Sheave 5 56 Dia B Section 1 16 25900...

Page 21: ...6 Tank Support 1 41 600314 Spring Support Bracket 1 42 600315 Tube Spacer 1 32 O D x 88 Long 1 43 900049 Battery Box Assy 1 44 900058 Hitch Pivot 1 45 900061 Pivot Arm 4 46 900082 Tongue 1 47 900148 C...

Page 22: ...20 ACREASE 44 ROUGH CUT MOWER PARTS 40 3 4 5 7 8 9 2 14 16 29 19 41 42 21 23 24 25 10 27 32 37 53 51 39 36 48 43 44 45 47 12 50 33 35 30 22 6 34 20 15 49 52 28 46 1 11 13 17 26 38 54 31 18...

Page 23: ...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 W...

Page 24: ...te 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...

Page 25: ...d ponds and on rough uneven ground where scalping would normally occur Clamping style receiver allows for adjustments from side to side with both the front and rear tires Pinned receivers make for qui...

Page 26: ...rts will be shipped by regular ground delivery If next day or second day service is required the customer will be responsible for additional shipping costs 5 This warranty will not cover parts damaged...

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