Westinghouse WP2500, Owner'S Manual, Page: 37 / 110

37
MAINTENANCE
Table 3: 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 –
WP2500 AND WP2800
Engine Oil Specifi cation
Only use high-quality 10W30 4-stroke/cycle engine oil.
NEVER USE 2-STROKE/CYCLE OIL.
°F -20 0 20 32 40 60 50 80 100
°C -30 -20 -10 0 10 20 30 40
5W-30
10W-30
SAE 30
Figure 48 – 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 specifi ed engine oil. Failure to use the
specifi ed 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 pressure washer on
a fl at 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 fi ll plug/
dipstick.
5. Remove oil fi ll plug/dipstick (see Figure 49) .
Figure 49 – Oil Fill Plug/Dipstick
6. Check oil level:
When checking the engine oil, remove the oil fi ll
plug/dipstick and wipe it clean. Thread the oil fi ll
plug/dipstick all the way back in and then remove
and check the oil level on the oil fi ll plug/dipstick.

Acceptable Oil Level – Oil is visible on the cross-
hatches between the H and L lines on the oil fi ll
plug/dipstick
(see Figure 50) .

Low Oil – Oil is below the L line on the oil fi ll plug/
dipstick
(see Figure 50) .