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Maintenance Interval Chart
MAINTENANCE ITEM
E
N
G
I
N
E
I
T
E
MS
S
E
E
N
OT
E
B
EL
O
W
F
IR
S
T
8
H
OU
R
S
D
A
I
L
Y
E
V
E
R
Y
25
H
O
U
R
S
E
V
E
R
Y
100
H
OUR
S
E
V
E
R
Y
20
0
H
OU
R
S
E
V
E
R
Y
300
H
OU
R
S
A
N
N
U
A
L
L
Y
Inspect for cracks in frame, cutter deck or other steel parts
*3
XX
Inspect all belts for wear, adjustment and alignment
XX X
Check all bolts and nuts for tightness (tighten as necessary)
XX X
Lubricate hand control lever pivot shafts with waterproof grease
XX
Check hydraulic oil reservoir level and fill as needed - Use SYNTHETIC oil - Mobil1
15W-50
*2
XX X
Grease caster wheel bearings
XX X
Check tire pressure; Rear tires 18-22 psi-Front tires 30-40 psi. Some Front Casters
are equipped with non-pneumatic tires and do not require any air.
XX X
Check and clean engine cooling fins
En
g
ine *1
XX X
Lubricate Operator Presence Control pivots and control rod with waterproof grease
XX X
Replace fuel filter
En
g
ine *1
XX
Lubricate choke control cable (if equipped) with WD-40
XX
Check engine and add as needed
En
X
g
ine *1
XX
Check for fuel or oil leakage - correct as needed
Engine *1
XX
Check and clean air intake screen
En
g
ine *1
XX
Clean engine blower screen and fins with compressed air
Engine *1
XX
Clean mower with compressed air-do NOT use a pressure washer
XX
Check for loose hardware (e-clips, snap rings, nuts, etc.)
XX
Check blades for wear and sharpness (sharpen and balance or replace as necessary)
XX
Check and adjust tire pressures to no more than maximum pressure listed on tire and
maintaining good traction and comfort
XX
Clean out debris under blade belt cover
XX
Scrape clean underside of cutter deck
XX
Check blade mounting bolts for proper tightness
XX
Check blade spindle mounting bolts for proper tightness
XX
Clean air cleaner foam element
Engine *1
XX
Inspect tires, replace as needed
XX
Inspect and tighten all hydraulic hoses
XX
Adjust parking brake shoes to firmly stop wheels when engaged
XX
Clean air cleaner paper element
Engine *1
XX
Clean and re-gap spark plug (replace as necessary)
Engine *1
XX
Change engine oil
Engine *1
XX
Change engine oil filter
Engine *1
XX
Replace air cleaner paper element
Engine *1
XX
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)
XX
Inspect and replace (if necessary) worn main cutter deck idler pulleys or pulley
bearings (if applicable)
XX
Replace (if necessary) excessively worn caster wheels and roller bearings
XX
Remove battery and clean battery, battery box and battery cable ends (if applicable)
XX
Clean combustion chamber
En
X
g
ine *1
X
Check and adjust valve clearance
Engine *1
X
Cl
ean an
d
l
ap va
l
ve sea
ti
ng sur
f
ace
En
g
ine *1
X
NOTES:
*1 - Refer to Engine Manufacturers Owners Manual
*2 - Hydraulic fluid level should be 2"-3" below the top of the oil fill
*3 - Some units have greasable bearings while others have sealed ball bearings which require no additional grease
*4 - 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*