Maintenance Interval Chart

Maintenance Interval Chart

MAINTENANCE ITEM

Inspect for cracks in frame, cutter deck or other steel parts

Inspect all belts for wear, adjustment and alignment

Check all bolts and nuts for tightness (tighten as necessary)

Lubricate hand control lever pivot shafts with waterproof grease

Check hydraulic oil reservoir level and fill as needed - Use SYNTHETIC oil - Mobil1 15W-50

Grease caster wheel bearings

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.

Check and clean engine cooling fins

Lubricate foot platformOperator Presence Control pivots and control rod with waterproof grease

Replace fuel filter

Lubricate choke control cable (if equipped) with WD-40

Check engine oil and add as needed

Check for fuel or oil leakage - correct as needed

Check and clean air intake screen

Clean engine blower screen and fins with compressed air

Clean mower with compressed air-do NOT use a pressure washer

Check for loose hardware (e-clips, snap rings, nuts, etc.)

Check blades for wear and sharpness (sharpen and balance or replace as necessary)

Clean out debris under blade belt cover

Scrape clean underside of cutter deck

Check blade mounting bolts for proper tightness

Check blade spindle mounting bolts for proper tightness

Clean air cleaner foamelement

Inspect tires, replace as needed

Inspect and tighten all hydraulic hoses

Adjust parking brake shoes to firmly stop wheels when engaged

Clean air cleaner paper element

Clean and re-gap spark plug (replace as necessary)

Change engine oil

Change engine oil filter

Replace air cleaner paper element

Replace hydraulic oil filter with Original Wright filter

system(replace worn parts)

Inspect and replace (if necessary) worn main cutter deck idler pulleys or pulley bearings (if applicable)

Replace (if necessary) excessively worn caster wheels and roller bearings

Remove battery and clean battery, battery box and battery cable ends

Clean combustion chamber

Check and adjust valve clearance

Clean and lap valve seating surface

 

 

E

 

 

 

E

W

 

 

 

 

T

 

 

N

 

 

 

O

 

 

 

S

O

 

 

I

 

N

 

L

 

G

 

M

E

 

E

 

N

 

E

E

B

 

 

T

 

 

E

 

I

 

S

 

 

 

 

 

 

 

 

*3

 

 

 

*2

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

Engine

*1

 

 

 

 

 

 

5

 

 

0

 

 

0

 

 

0

 

 

Y

 

 

 

 

 

 

S

 

0

S

 

0

S

 

0

S

L

8

 

S

 

2

1

2

3

L

 

Y

Y

 

R

Y

 

R

Y

 

R

Y

 

R

A

T

 

R

R

 

U

R

U

R

U

R

U

U

S

 

U

L

E

O

E

O

 

E

O

 

E

O

 

N

R

O

I

H

 

H

 

H

 

I

H

 

 

A

V

H

 

V

 

 

V

 

 

V

 

 

N

F

 

 

D

E

 

 

E

 

 

E

 

 

E

 

 

A

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X

 

X

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

X

 

X

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X

 

X

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

X

 

X

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

X

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

X

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

X

 

X

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

X

 

X

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

X

 

X

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

NOTES:

*1 - Refer to Engine Manufacturers Owners Manual

*2 - Hydraulic fluid level should be 1"-1-1/2" below the top of the oil fill *3 - 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 frequentlyas necessary by operating conditions*

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Image 17
Wright Manufacturing 26077 owner manual Maintenance Interval Chart, Maintenance Item