Wright Manufacturing 31897 owner manual Maintenance Interval Chart, Maintenance Item

Maintenance Interval Chart

E

E

W

8

N

S

N

O

T

L

O

T

R

S

Y

I

EM

RS

O U

L

G

E

E

MAINTENANCE ITEM

B

I

EN

IT

SE

FI

H

DA

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

*3

X

Inspect all belts for wear, adjustment and alignment

X

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

X

X

Lubricate hand control lever pivot shafts with waterproof grease

X

Check hydraulic oil reservoir level and fill as needed - Use SYNTHETIC oil -

*2

X

Mobil1 15W-50

Grease caster wheel bearings

X

X

Check tire pressure; Rear tires 18-22 psi. Front Casters are equipped with non-

X

X

pneumatic tires and do not required any air.

Check and clean engine cooling fins

Engine

*1

X

Lubricate seat platform with waterproof grease

X

Replace fuel filter

Engine

*1

X

Lubricate choke control cable with WD-40

X

Check engine oil and add as needed

Engine

*1

X

Check for fuel or oil leakage - correct as needed

Engine

*1

X

Check and clean air intake screen

Engine

*1

X

Clean engine blower screen and fins with compressed air

Engine

*1

X

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

X

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

X

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

X

necessary)

Clean out debris under blade belt cover

X

Scrape clean underside of cutter deck

X

Check blade mounting bolts for proper tightness

X

Check blade spindle mounting bolts for proper tightness

X

Clean air cleaner foam element

Engine

*1

X

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

Engine

*1

X

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

Engine

*1

Change engine oil

Engine

*1

X

Change engine oil filter

Engine

*1

Replace air cleaner paper element

Engine

*1

Replace hydraulic oil filter with Original Wright filter

Completely inspect for excessive wear in all parts of mower, including control

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

Engine

*1

Check and adjust valve clearance

Engine

*1

Clean and lap valve seating surface

Engine

*1

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 frequently as necessary by operating conditions*

						5			S
			R	Y	2		U	R
		E				O
	V				H
E

X

X

X

X

X

X

					0
				0				S
		ER	Y	1		U	R
					O
	V			H
E

X

X

X

X

X

					0
				0				S
		ER	Y	2		U	R
					O
	V			H
E

X

X

X

X

X

X

					0
				0
		ER	Y	3		U
	V			H	O
E

X

X

X

R	S
	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

				LY
		U	A	L
	N
N

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