Adjustments manual for: Gear Drive, ETS Gear Drive, Walk Hydro, ETS Walk Hydro, Mini Rider, Large Rider Gen 2 MANUAL NO. 539105471 REV.
Gear Drive Intermediate Walk Behind Adjustment Instructions for: MODELS / I.D.
ADJUSTMENTS FOR HUSQVARNA 32", 36" AND 48" COMMERCIAL MOWERS AXLE HEIGHT ADJUSTMENT 1. To adjust rear axle, stop engine and place drive levers in the neutral lock position, remove spark plug wire. 4. If the clearance is less than 3/16", disconnect the traction rod from the traction lever by removing the hairpin cotter. 2. Remove lower belt shield from underside of rear deck for better access to axle adjustment bolts. 5.
REAR AXLE HEIGHT ADJUSTMENT AXLE PIVOT BOLTS AXLE ADJUSTMENT BOLTS POSITION A PLACE JACK HERE POSITION B POSITION C LOOSEN BOLTS EACH SIDE Figure 1 POSITION D CASTER HEIGHT ADJUSTMENT MACHINERY BUSHING 1/2" SPACERS CASTER SWIVEL Figure 2 4
BLADE DRIVE BELT ADJUSTMENTS WARNING BEFORE PERFORMING ADJUSTMENTS ON BLADE BELT, TURN MOWER OFF, CLOSE FUEL VALVE, AND DISCONNECT SPARK PLUG WIRE. 1. Remove front deck belt shield. 2. Loosen whiz nut on turnbuckle. 3. Set belt tension when engagement lever is in the engaged position. 4. To increase belt tension rotate turnbuckle toward the rear of the mower until desired tension is gained. Do not over tighten belts, to much tension will reduce belt and spindle bearing life. See figure # 6 5.
SETUP AND ADJUSTMENTS FOR HUSQVARNA 32", 36" AND 48" COMMERCIAL MOWERS TRANSMISSION DRIVE BELT To increase the tension of the transmission belt, loosen the nut on the underside of the transmission idler pulley located under the rear deck, slide the idler assembly inward to increase tension and tighten the nut to secure. See figures 4 & 5. BLADE ENGAGEMENT LEVER The blade engagement lever needs to be adjusted so the lever does not come in contact with control panel when the lever is in the off position.
SETUP AND ADJUSTMENTS FOR HUSQVARNA 32", 36" AND 48" COMMERCIAL MOWERS CUTTING HEIGHT ADJUSTMENT CHART AXLE POSITION NUMBER OF SPACERS BELOW CASTER ARM NUMBER OF 1/4" BLADE SPACERS UNDER CUTTER HOUSING 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 0 A 1 2 B 3 3 C 4 4 D 5 CUTTING HEIGHT (IN INCHES) 1 1/2 1 3/4 2 2 1/4 2 1/2 1 3/4 2 2 1/4 2 1/2 2 3/4 2 1/2 2 3/4 3 3 1/4 3 1/2 3 3 1/4 3 1/2 3 3/4 4 3 1/4 3 1/2 3 3/4 4 4 1/4 3 1/2 3 3/4 4 4 1/4 4 1/2 3 3/4 4 4 1/4 4 1/
ETS Gear Drive Intermediate Walk Behind Models: 968999117 / W3613ETS 968999120 / W4815ETS 8
Setup & Adjustments LINKAGE INSTALLATION 1. Install drive linkage into the hole in the idler arm on the inside of the tank support. The drive linkages are fastened to the drive levers on the handle assembly. Secure the drive linkages to the idler arm by inserting a retaining ring through the small hole in the end of the drive linkage. MAINTENANCE 1. Keep all nuts, bolts, and screws tight to keep mower in safe operating condition. 2.
Setup & Adjustments BRAKE ROD ADJUSTMENT 1. Make sure the rod is installed into the proper hole in the brake arm. The brake rod should be in bottom hole on the brake arm as shown below. Never use the upper hole. The proper adjustment can not be achived in this position. GAS LINE INSTALLATION 1. The gas line is factory installed on the engine. Attach loose end to fuel tank hose barb and secure with hose clamp. POSITIONING FRONT CASTER SPACERS 1.
Setup & Adjustments REAR AXLE HEIGHT ADJUSTMENT AXLE ADJUSTMENT BOLTS POSITION A PLACE JACK HERE POSITION B POSITION C POSITION D LOOSEN BOLTS EACH SIDE Figure 1 CASTER HEIGHT ADJUSTMENT MACHINERY BUSHING 1/2" SPACERS CASTER SWIVEL Figure 2 11
Setup & Adjustments CUTTING HEIGHT ADJUSTMENT CHART AXLE POSITION NUMBER OF NUMBER OF 1/4" BLADE SPACERS SPACERS BELOW UNDER CUTTER HOUSING CASTER ARM 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 0 A 1 2 B 3 3 C 4 4 D 5 1. To quickly achieve small changes in cutting heights, move the spacers from under the cutter housing to above the cutter pulley. (Each spacer moved will give an additional 1/4" of cutting height ).
Setup & Adjustments OPERATOR PRESENCE SWITCH ADJUSTMENT The operator presence switches can be adjusted by loosening the screws on the back side of the console and sliding the switch left or right. The O.P. switch plunger should just come in contact with the O.P. lever when the operator presence levers are released. BRAKE / TRACTION ADJUSMENT 1. Disconnect the brake linkage from the brake band arm. 2.With the mower in gear, place the drive levers in the drive position.
AUXILIARY BLADE DRIVE BELT (48" MODELS ONLY) To adjust tension of the auxiliary belt rotate nut on linkage that is attached to deck strap located on the right side of cutter deck. See Figure 6. BLADE ENGAGEMENT LEVER The blade engagement lever needs to be adjusted so the lever does not come in contact with control panel when the lever is in the off position.
TURNBUCKLE AUXILARY BELT ADJUSTMENT ROD 1/4" IDLER PIVOT POINT ENGAGEMENT IDLER ASSEMBLY Figure 6 BEFORE OPERATING Be thoroughly familiar with all controls and how to use them before operating the mower. Know beforehand how to stop the engine, drive wheels, and mower blades in preparation for possible emergency. PRE-START CHECKLIST Make the following checks and perform the services as required before each start up.
Hydro Intermediate Walk Behind Adjustment Instructions for: MODELS / I.D. : 968999105 / WH3614A 968999111 / WH3615A 968999106 / WH4817A CUTTING HEIGHT 1. Before changing cutting heights make sure the blades are off, key switch is off, and remove spark plug wire or wires. 2. Cutting height ranges from 1 1/2” to 5” in 1/4” increments. 3. Cutting height can be changed three ways. Move one “C” spacer on the front casters, change the blade spacers, or move the wheel motor assemblies. 4. a.
d. Reinstall the bottom two bolts on both sides.(A tapered punch may be needed to help align the holes.) e. Retighten all four bolts both sides and remove jack. 5. Using the chart(on page 7), find the correct number of spacers to be placed under the caster swivel.(see fig. 2) NOTE: To achieve the best quality cut, the blades should be level with the ground or slightly tipped forward.
CUTTING HEIGHT ADJUSTMENT CHART AXLE POSITION NUMBER OF SPACERS BELOW CASTER ARM NUMBER OF 1/4" BLADE SPACERS UNDER CUTTER HOUSING 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 0 A 1 2 B 3 4 C 5 Note: To quickly achieve small changes in cutting heights, move the spacers from under the cutter housing to above the cutter pulley. (Each spacer moved will give an additional 1/4" of cutting height ).
8. Turn the short linkage the proper direction in the swivel, so that when the thumb latch is engaged the wheel doesn’t turn (or it is in neutral). Reinstall the hairpins and repeat on other side. (see fig. 3) 9. After these adjustments have been made it will be necessary to adjust the reverse detent. (See reverse spring detent adjustment) Figure 3 REVERSE SPRING DETENT ADJUSTMENT 1. To check if your reverse spring detent adjustment is set right.
BLADE DRIVE BELT ADJUSTMENT 1. Before performing adjustments on blade belt, turn the mower off and disconnect spark plug wire or wires. 2. Remove front deck belt shield. 3. Loosen nut on turnbuckle. 4. Set belt tension when blade engagement lever is in the engaged position. 5. To increase belt tension rotate turnbuckle toward the rear of the mower until desired tension is gained. Do not over tighten belts, to much tension will reduce belt and spindle bearing life. (see fig. 5) AUXILIARY BLADE BELT 1.
ENGINE BELT GUIDES 1. Before performing adjustments on belt guides, turn the mower off and disconnect spark plug wire or wires. 2. Belt guides under the engine should be adjusted as shown in figure 6. Figure 6 PUMP BELT 1. Before performing adjustments on pump belt, turn the mower off and disconnect spark plug wire or wires. 2. Check tension on the belt. If it feels loose adjustment will need to be made. 3. Loosen the nut on the bottom of the idler pulley. 4.
ETS Hydro Intermediate Walk Behind Models: 968999127 / WHF4215ETS 968999129 / WHF4818ETS 968999130 / WHF5218ETS 22
CUTTING HEIGHT: 1. Stop the mower and disengage the blades. 2. Raise the deck height lever to the transport position. 3. Remove the height adjustment pin and place it in the desired cutting height hole. Move deck height lever down onto the pin and mow. NOTE: anti-scalp rollers must be in the proper position for maximum deck floatation. See the decal on the front deck. MOWER DECK LEVELING: 1. Position mower on a flat surface and stop engine. 2. Check the tire pressure of all four tires.
ADJUSTMENTS FRONT DECK BELT ROUTING: FIGURE 3 PUMP BELT 1. Before performing adjustments on pump belt, turn the mower off and disconnect spark plug wire or wires. 2. Check tension on the belt. If it feels loose adjustment will need to be made. 3. Loosen the nut on the bottom of the idler pulley. 4. Slide the idler pulley against the belt, retighten the nut while applying pressure to the idler pulley. (see fig.
Mid Mount Zero Turn Riders 42” & 48” Setup Instructions for: MODEL / I.D. : 968999157 / ZTHKH4818A 968999158 / ZTHKH4820A 968999167 / ZTHKW4218A 968999168 / ZTHKW4818A 968999169 / ZTHKW4821A ADJUSTMENTS PARK BRAKE: 1. Stop engine and remove key. While the park brake lever”A” is in the on position. The distance between the swivel”C” and the bolt head”B” should be 3/8” to 1/2” approximately.(See Fig. 2) 2.
FIGURE 2 CUTTING HEIGHT: 1. Stop the mower and disengage the blades. 2. Raise the deck height lever to the transport position. 3. Remove the height adjustment pin and place it in the desired cutting height hole. Move deck height lever down onto the pin and mow. NOTE: anti-scalp rollers must be in the proper position for maximum deck floatation. See the decal on the front deck. MOWER DECK LEVELING: 1. Position mower on a flat surface and stop engine. 2. Check the tire pressure of all four tires.
FRONT DECK BELT ROUTING: (See Fig. 4) THROTTLE LEVER TENSION: 1. Stop engine and remove key. 2. If throttle lever becomes loose, tension may be adjusted by tightening the pivot bolt. The pivot bolt holds the throttle arm to the throttle mounting bracket which is located under the console. Access is gained by removing the foot plate and the kick plate. See page 3. REVERSE SPRING DETENT ADJUSTMENT: 1. Stop engine and remove key. 2.
Figure 5a (Left side cut away view) Figure 5b (Left side cut away view) 28
ADJUSTMENTS MOTION CONTROL LINKAGE ADJUSTMENT: 1. This adjustment must be made with the drive wheels rotating. Raise rear of the unit and block it up so the wheels are free to rotate. CAUTION: Keep hands, feet and clothing away from rotating tires. 2. Tilt seat forward and remove the seat lanyard from seat so the seat can rotate down onto the frame. Make sure the seat is adjusted toward the rear of the unit so it clears the controls on the console. 3.
Mid Mount Zero Turn Riders 52” & 61” Generation 2 Adjustment instructions for: Models: 968999159 968999160 968999161 968999162 968999163 968999165 968999166 968999173 30 / / / / / / / / ZTH5221KAA ZTH5223KAA ZTH5223KOA ZTH5223KOLA ZTH5225KOA ZTH6125KOA ZTH6125KAA ZTH5225KAA
Adjustments Cutting Height Stop the mower and disengage the blades. Lift Lever Raise the deck height lever to the transport position. Deck Height Adjusment Plates Remove the height adjustment pin and place it in the desired cutting height hole. Lower the lift lever down onto pin. NOTE: Anti-scalp rollers must be in the proper position for maximum deck floatation. See the decal on the front deck for proper settings. FIG - 5 Mower Deck Leveling Position machine on a flat surface.
Reverse Spring Detent Adjustment Stop engine and remove key. Spring 1/4” Gap Pull the motion control lever back to the reverse position and release the lever. When the lever stops it should be in line with the neutral slot, so you can move the lever into neutral slot with out hitting the side of the console frame.
Motion Control Linkage Adjustment This adjustment must be made with the rear wheels rotating. Raise the rear of the machine and block it up so the wheels are free to rotate. CAUTION: Keep hands, feet and clothing away from rotating tires. Tilt seat forward and remove the seat rod so the seat may rotate forward onto the frame. Place a 2x4 board between the foot plate and the center of the seat to engage the seat safety switch.
We hope you find the links below useful. For further gardening information visit www.GardenResources.co.
