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 9

CUTTING HEIGHT ADJUSTMENT TABLE

Note: The front edge of the cutting deck should be 1/8” - 1/4” below the rear edge of the deck so that the blades are cutting
grass in only the front half of their circular path. This decreases friction and reduces the drive power required.

MAINTENANCE

WARNING: 

Disconnect the spark plug wire

to prevent the engine from accidentally
starting before performing any maintenance
on this mower.

A. GENERAL MAINTENANCE:

1.

If the mower must be tipped on its side for maintenance,
first drain the fuel from the fuel tank and the oil from the
engine’s crankcase.

2.

Be careful not to spill lubricant on the drive belts.

3.

Do not tamper with the engine’s governor settings. They
are adjusted to provide the proper maximum engine
speed.

4.

If the mower is to be in storage for more than 30 days,
drain the fuel tank, run the engine to 

drain 

the

carburetor dry, change the oil, remove the spark plug
and pour a teaspoonful of oil into the cylinder. Pull the
starter cord slowly to crank the engine and distribute the
oil then replace the spark plug.

B. DAILY MAINTENANCE AFTER MOWING:

1.

Park the mower outside the storage facility with the
engine shut off.

2.

Close the fuel shutoff valve.

3.

Permit the mower to cool.

4.

Disconnect the spark plug wire.

5.

Wash the mower off with water. Be sure to clean out
grass clippings from under the cutter deck and also
under the deck cover. Allow the mower to dry before
storing.

6.

Check that the blade mounting bolts are tight.

7.

Check that the blades are sharp. NOTE: Never mow
with dull blades.

8.

Check  the  fuel  level,  the  engine  oil  level and clean the
cooling-air intake (the rotating screen).

9.

Clean the air cleaner elements (foam and paper).

10. After the first 5 hours of use, change the engine oil.

(Change the oil every 40 hours thereafter.)

11. Follow the lubrication chart on page 7.

12. Place the mower in locked storage to avoid tampering or

use by an untrained operator.

C. MAINTENANCE EVERY 40 HOURS:

1.

Change the engine oil and replace the oil filter. (Change
the engine oil more frequently under severe operating
conditions.)

2.

Check that all nuts, bolts and screws are tight.

3.

Check the condition and tension of all belts.

4.

Clean the spark plug and check the spark plug gap.

5.

Follow the lubrication chart on page 7.

6.

Check condition and operation of all safety switches.

Approximate

Cutting Height

1/4: Blade Spacers

Above and Below The 

Spindle Assemblies

1/2” Caster Spacers 

Above and Below The 

Caster Bracket

Inches

Above

Below

Above

Below

2

2-1/8
2-3/8
2-1/2
2-3/4

3

3-1/4
3-1/2

0
1
2
1
2
3
4
5

5
4
3
4
3
2
1
0

3
3
3
2
2
2
2
2

1
1
1
2
2
2
2
2

Engine Deck bolted to 
upper holes on cutting 
deck.

2-3/4

3

3-1/4
3-1/2
3-3/4
3-1/4
3-1/2
3-3/4

4

0
1
2
3
4
0
1
2
3

5
4
3
2
1
5
4
3
2

2
2
2
2
2
1
1
1
1

2
2
2
2
2
3
3
3
3

Engine Deck bolted to 
lower holes on cutting 
deck.

Summary of Contents for G1432

Page 1: ...G1432 G1436 G1548 GF1748 G1752 Walk Behind Commercial Rotary Mowers Professional Turf Equipment OPERATOR S AND SERVICE MANUAL...

Page 2: ...golf course superintendents The machines incorporate many safety features that should be studied by all operators and maintenance personnel before use The list of safety precautions should receive par...

Page 3: ...eed when making sharp turns 7 Always have proper footing on slopes and hill sides and never operate when conditions are slippery 8 Always keep both hands on the handles when mowing Always walk never r...

Page 4: ...FORE REFUELING DO NOT SMOKE NEAR FUEL WARNING DANGER ROTATING BLADE Do not put hands or feet under or into mower when engine is running SHIELD MISSING DO NOT OPERATE WARNING Keep safety decals clean R...

Page 5: ...before mowing 3 Do not remove or disable any shield guard or safety device 4 Always chock the wheels when parkin the machine on a slope 5 Stop engine disconnect the spark plug and disengage blade dri...

Page 6: ...ck and start the engine Repeat if necessary with the throttle pushed halfway back to the Slow position Figure 1 The Control Panel 5 Transmission Shift Lever Located under the control panel The lever h...

Page 7: ...Adjustments 1 Disconnect the spark plug wire 2 Check the tire pressure Drive Wheels should be inflated to 25 psi Caster Wheels should be inflated to 15 psi Note New tires are overinflated in order to...

Page 8: ...handle and engage the blade clutch Now take your hand off of the operator presence lever and the engine should die If it does not immediately shut off the engine and adjust or replace if necessary the...

Page 9: ...an out grass clippings from under the cutter deck and also under the deck cover Allow the mower to dry before storing 6 Check that the blade mounting bolts are tight 7 Check that the blades are sharp...

Page 10: ...ade in a vise and using a flat mill file carefully file the cutting surface on each end of the blade to a sharp edge g Blades with severe nicks or dents that cannot be removed by filing should be repl...

Page 11: ...force k Replace the deck cover 4 TO CHANGETHETRANSMISSION DRIVEBELT See Figure 9 a Make sure the blade clutch is disengaged b Working under the engine deck take the long blade drive belt off of the e...

Page 12: ...arings and the internal spacer will fall out of the spindle housing g Using a bearing puller remove the outer races from both ends of the bearing housing NOTE If the outer races cannot be removed usin...

Page 13: ...ription 32 36 48 52 00021871 Rotary Blade 16 1 2 2 3 00050125 Rotary Blade 18 2 2 00013091 Blade Bolt 2 2 3 3 00011807 Blade Nut 2 2 3 3 00021924 Blade Spacer 10 10 15 15 00030779 Drive Belt 1 0005044...

Page 14: ...14 MAINTENANCE RECORD DATE WORK PERFORMED DATE WORK PERFORME...

Page 15: ...15 MAINTENANCE RECORD DATE WORK PERFORMED DATE WORK PERFORME...

Page 16: ...brake or clutch inspections adjustments made as part of normal maintenance blades blade sharpening equipment setup and normal wear items b incidental cost such as transporting equipment to and from th...

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