Kunz MR44B manual

OWNER’S MANUAL With Assembly Instructions KUNZ ENGINEERING, INC. 42 / PH (815) 53 9-6954 1/09 For Models: MR44B & MR44K / MENDOTA, IL 613 44” ROUGH CUT[...]

SAFETY INTRODUCTION Your safety, and the safety of others, is very important. To help you make informed decisions about safety, we have provided oper ating procedures and other information on labels and in this manual. This information alerts you to potential hazards that could hurt you or others. You will find important safety informa tion in a va[...]

IMPORTANT SAFETY INFORMATION WARNING: Do not allow anyone to operate this equipment who has not fully read and comprehended the safety manual and who ha s not been properly trained in the safe operation of the equipment. WARNING: Operator should be familiar with all func tions of the unit. DANGER: Keep hands, feet, hair and clothi ng away from movi[...]

SAFETY SIGNS AND LOCATIONS Clean or Replace Any Safety Signs That Are not Readable or Damaged 275003 – Danger Decal, Cut Hand & Foot 275007 – Warning Decal, Belt Sheild 275002 – Warning Decal, General Serial # and Model # Decal Replacement decals can be purchased from your local dealer or Kunz Engineering Inc. Mendota, IL 61342 (815) 539-[...]

ASSEMBLY INSTRUCTIONS Read the complete assembly instructi ons before starting the assem bly. You should have: - one mower deck assembly - two carrier arm assemblies - two rear tire assemblies - one front cross brace tube and one rear cr oss brace tube with he ight adjust assy. - one ATV tongue assembly A. ASSEMBLY OF REAR WHEELS AND CARRIER ARMS 1[...]

3. Install the two carrier arm assemblies in t he pivot arms, which are located on the mower deck assembly. Place the assembly so that the castered ti res 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. Note: Tighten 1/2” x 3- 1/2” [...]

bolts, lock washers and nuts holding the cross brace tubes in place. This step insures that proper alignment of the carrier arms has been achieved. Figure 3: Cross Brac e Tube Installation Figure 4: Height Adju st Assy. Installation Height Adjust A ssy. Cross Br ace Tube 1/2” x 3” Bolt Screw Mounting Flat Height Adjust Assy. 1/2” x 1” Bolt [...]

TION OF TONGUE ASSEMBLY C. INSTALLA 1. he tongue can be installed ei ther on the left or right carrier arm assembly depending on how the tow-behind mo ivot on the chosen arrier arm assembly with the 1/2” x 3-1/2” hex head bolt, lock washer, and nut provided. 2. Install the tongue into the hitch pivot and secure by placing the provided 5/16” w[...]

Figure 6: ATV Tongue Assembly OPERATIONS AND ADJUSTMENTS Wire Lock Section of Wire Lock Pin (Placed Back From Direction of 5/16” Wire Direction of Travel Screw Pin Shackle Clevis Tongue Shift Tongue Left or Right Between Holes Lock Pins Travel) f Follow nstructions to avoid personal injury and/or property damage. WARNING: Do not allow anyone to o[...]

The tongue is equipped with a screw pin shackle clev is to provide movement in all directions on Figure 7: Rough Cut Tow Behind Towing Suggestions B. rough uneven ground. To prevent loss of the screw pin due to vibrati on or debris, place the screw pin through the tow vehicle hitch and clev is and turn the screw pin until snug. The tongue is design[...]

The cutting height can be adjusted in a range from 2. 0" to 8.0". This is accomplished by turning the he to raise ckwise to lower the mower cutting height. llow easier pivoting. Care should be taken not to loosen too much or excess wear and The adjustment crank may unturn due to vibration. This will allow the mower’s cutting height to c[...]

C. STARTING ENGINE WARNING: Set parking brake on tow vehicle. Attach mower tongue to tow vehicle. WARNING: Do not start rough cut mower unless it is attached to the tow vehicle. n fuel shut off valve which is located on the underside of the gas tank. Set the choke to the desired position. Set the throttle at approx imately half throttle. Set clutch[...]

WARNING: Remove all objects from the work ar ea that might be picked up and thrown by ty shields and defle ctors in place during operation. t Dry grass build up around belts and sheaves can cause fires. ARNING: Shut off engine before disconnecting the mower fr om the tow vehicle or WARNING: Do not allow children to operate this machine. d damage hi[...]

F. DRIVE B Refer to Figure 10 : Shut off engine and allo w mower blades to stop turning before making any Remove the safety shields. Loosen the nuts on the spring-loaded idler; adjust bol t until the belt can be slipped off the idler and Slip the belt down under the drive sheav e and off the blade spindle sheaves. Install the new pecial care to mak[...]

With the clutch engaged, adjust t he nuts on the spring-loaded idler adj uster bolt until the length of the spring is approximately 2-3/4”. This is the in itial belt break in sp ring length. When the belt is broken in after several hours of mowing, the running spring length should be between 2-3/4” and 3-1 ure the spring len e recommended runni[...]

No r CAUTION: If brake stud is not set in correct pos ition, under-braking or over-braking may o ssible fire could occur due to excessive friction and overheating. G. MOWER BLADE REMOVAL, BALANCING & INSTALLATION When removing the blade, it is recommended that a block of wood be placed between the blade and th the need to old the blade by hand.[...]

ACREASE ROUGH CUT MOWER SPECIFICATIONS Model Mode l MR 44B MR44K ENGIN E: Engine Make Briggs & Strat t on Kohler Comm and Pro Engine Model Intek AVS OH V CV 493 Cylinders 11 Cycles 44 Cranks haft Vertical Vert ical Engine HP 17.5 18 Bore 3.57" 3.54" Stroke 3. 06" 3.03" Displac em ent 30.6 cubic inc hes 29.9 cubic inc hes Oil[...]

ACREASE ROUGH CUT MOWER PARTS LIST It e m Pa rt # De sc rip t i o n Quanti t y 1 2 140 21 Cu p W as h er 6 2 2 160 02 W ir e Lo ck P i n, . 3 1" x 2 . 50 " 2 3 2 160 09 S c re w P in S ha c k l e C lev i s 1 4 2 220 05 W or m D r iv e Hos e C la m p ( 7- 7/ 8" t o 9 - 1/ 8" Cl a m pi ng Di a. ) 2 5 2 220 12 S i n gl e S pl i t C[...]

18 It e m Pa rt # De sc rip t i o n Quanti t y 3 1 6 002 53 S af e ty B elt i ng 1 3 2 6 002 54 B at t er y B ox Sp ac er 2 3 3 6 002 64 B el t S hei l d, Lef t 1 3 4 6 002 65 B el t S hei l d, Ri gh t 1 3 5 6 002 68 Hei g ht A d ju s t S up por t 1 3 6 9 000 23 Co nt r o l P anel 1 3 7 9 0 0 04 9 Ba t t e ry Bo x A ssy. 1 3 8 9 000 58 Hi t c h P i[...]

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

TIONAL EQUIPMENT OP OP und supp ort in soft or water best in. round. hibious vehicles or tracked ATVs. • ore than doubles the tire surfac e area in contact with the ground. • ery easy to install bolt-on kit. • orks on all existing and new rough cut mowers. • he rough cut mower will not TIONAL WETLANDS KIT The optional wetlands kit features [...]

OPTIONAL EQUIPMENT OPTIONAL ELECTRIC LIFT KIT nd Shown on the 57” Rough Cut Mow er Electric Lift Kit (Part # 003912) The optional electric lift kit consists of all of t he mounting hardware, bracke ts, electric actuator a wiring with remote control panel. for quick cutting height changes on the go from the seat of the tow vehicle. duty 1500 lb li[...]

22 U OPTIONAL EQUIPMENT OPTIONAL FLOATATION KIT The optional floatation kit consists of one additi onal front and rear tire, mounting brackets and hardware. • Great for mowing around ponds and on rough uneven ground where scalping would normally occur. • Clamping style receiver allows for adjustment s from side to side with both the front and r[...]