Westinghouse WH4500, Owner'S Manual

Page: 25 / 52

26
MAINTENANCE
Table 2: Maintenance Schedule - Authorized Westinghouse Service Dealer Performed
Maintenance
Item
Before Every
Use
After First 20
Hours or First
Month of Use
After 50 Hours
of Use or Every
3 Months
After 100 Hours
of Use or Every
6 Months
After 300 Hours
of Use or Every
Year
Valve Clearance – – – – Check/Adjust
Fuel Filter – – – Check/Clean –
Idle Speed – – – – Check/Adjust
ENGINE OIL MAINTENANCE
Engine Oil Specification
1. Only use the engine oil specified in Figure 25.
2. Only use 4-stroke/cycle engine oil. NEVER USE
2-STROKE/CYCLE OIL.
5 W- 3 0
C o nv e n t i o n a l 1 0 W- 3 0
S A E 3 0
Figure 25 – Recommended Oil
Checking Engine Oil
NOTICE
Always maintain proper engine oil level. Failure to
maintain proper engine oil level could result in severe
damage to the engine and/or shorten the life of the
engine.
Always use the specified engine oil. Failure to use the
specified engine oil can cause accelerated wear
and/or shorten the life of the engine.
Engine oil level should be checked before every use.
1. Always operate or maintain the generator on a flat
surface.
2. Stop engine if running.
3. Let engine sit and cool for several minutes (allow
crankcase pressure to equalize).
4. With a damp rag, clean around the oil fill plug/
dipstick.
5. Remove oil fill plug/dipstick (see Figure 26) .
Figure 26 – Oil Fill Plug/Dipstick
6. Check oil level:
When checking the engine oil, remove the oil fill
plug/dipstick and wipe it clean. Thread the oil fill
plug/dipstick all the way back in and then remove
and check the oil level on the oil fill plug/dipstick.
x
Acceptable Oil Level – Oil is visible on the cross-
hatches between the H and L lines on the oil fill
plug/dipstick
(see Figure 27) .
x
Low Oil – Oil is below the L line on the oil fill plug/
dipstick.
H
L
Figure 27 – Checking Oil Level