27
MAINTENANCE ITEM
E
N
G
I
N
E
I
T
E
M
S
S
E
E
N
O
T
E
B
E
L
O
W
F
I
R
S
T
8
H
O
U
R
S
D
A
I
L
Y
E
V
E
R
Y
2
5
H
O
U
R
S
E
V
E
R
Y
1
0
0
H
O
U
R
S
E
V
E
R
Y
2
0
0
H
O
U
R
S
E
V
E
R
Y
3
0
0
H
O
U
R
S
A
N
N
U
A
L
L
Y
Inspect for cracks in frame, cutter deck or other steel parts
*2 X X
Inspect all belts for wear and alignment
X X X
Check all bolts and nuts for tightness (tighten as necessary)
X X X
Check hydraulic oil reservoir level and fill as needed - Use SYNTHETIC oil -
Mobil1 15W-50 (refer to Hydro Oil Tank Check & Fill)
X X
Grease caster wheel bearings, yokes and brake handle pivot
X X X
Check tire pressure; Rear tires 18-22 psi
X X X
Check Deck Pitch, front blade tip should be 1/4" - 3/8" lower than the rear
blade tip (For best accuracy, have operator stand on platform while
measuring and adjusting pitch)
X
Check and clean engine cooling fins with compressed air
Engine *1 X X
Replace fuel filter (when clogged)
Engine *1 X X
Check engine oil and add as needed
Engine *1 X X
Check for fuel or oil leakage - correct as needed
Engine *1 X X
Check and clean air intake screen
Engine *1 X X
Clean engine blower screen with compressed air
Engine *1 X X
Clean mower with compressed air-do NOT use a pressure washer
X X
Check for loose hardware (e-clips, snap rings, nuts, etc.)
X X
Check blades for wear and sharpness (sharpen and balance or replace as
necessary)
X X
Clean out debris under blade belt cover
X X
Scrape clean underside of cutter deck
X X
Check blade mounting bolts for proper tightness
X X
Check blade spindle mounting bolts for proper tightness
X X
Inspect tires, replace as needed
X X
Inspect and tighten all hydraulic hoses
X X
Adjust parking brake shoes to firmly stop wheels when engaged
X X
Clean and re-gap spark plug (replace as necessary)
Engine *1 X X
Change engine oil
Engine *1 X X X
Change engine oil filter
Engine *1 X X
Replace air cleaner Primary Element
Engine *1 250hrs
Replace air cleaner Secondary Element
Engine *1 500hrs
Replace hydraulic oil filter with Original Wright filter
X
Completely inspect for excessive wear in all parts of mower, including
control system (replace worn parts)
X X
Inspect and replace (if necessary) worn main cutter deck idler pulleys or
pulley bearings (if applicable)
X X
Replace (if necessary) excessively worn caster wheels and roller bearings
X X
Remove battery and clean battery, battery box and battery cable ends
X X
Check and adjust valve clearance
Engine *1 X
NOTES:
*1
- Refer to Engine Manufacturers Owners Manual
*2
- Contact an authorized Dealer immediately if any cracks are found
*The service intervals indicated are to be used as a guide. Service should be
performed more frequently as necessary by operating conditions*
Maintenance Interval Chart