Craftsman 580.751651 - Manual (Page 15)

CUSTOMER RESPONSIBILITIES
Purge Pump of Air and Contanlments:
To remove the air from the pump, follow these steps:
' Set up the pressure washer as described in the AS­
SEMBLY section and connect the water supply.
• Remove the nozzle attachment from the gun.
e Pul! the trigger on the gun and hold.
To remove the contaniments from the pump, follow these
steps:
• Set up the pressure washer as described in the AS­
SEMBLY section, connect the water supply and start
the engine according to instructions in the OPERA­
TION section.
• Remove the nozzle attachment from the gun.
» Pull the trigger on the gun and hold.
« When the water supply is steady and constant, you may
refasten the nozzle attachment and start the pump.
A
PUMP MAINTENANCE
WARNING: DO NOT ATTEMPT TO DISASSEMBLE
THE PUMP. WITHOUT THE PROPER TECHNIQUE,
ATTEMPTING TO DISASSEMBLE PUMP MAY
CAUSE PERSONAL INJURY. FOR SERVICE, CON­
SULT A SEARS AUTHORIZED SERVICE CENTER
i OR CONTACT YOUR PLACE OF PURCHASE.
ump Oil: Change pump oil after first 50 hours of opera­
tion, Change pump oil every time you change the engine
il. To change pump oil, follows these steps;
Place a proper container beneath the pump {Fig. 22).
CHANGING ENGINE OIL
» Change oil after first 8 hours of operation. Change oil
every 50 hours thereafter. If you are using your pres­
sure washer under extremely dirty or dusty conditions,
or in extremely hot weather, change oil more often.
® Change oil while engine is still warm from running, as
follows:
A CAUTION: DISCONNECT SPARK PLUG WIRE
FROM SPARK PLUG AND KEEP IT AWAY FROM
SPARKPLUG.
® Clean area around oil drain plug, remove plug and drain
oil completely into a suitable container (Fig. 23).
FIG. 23
« When oil has drained, install and tighten the oil drain
plug.
* Remove yellow oil fill plug and insert a clean fill funnel
into plug opening. Fill engine crankcase with recom­
mended oil until oi) level is at pint of overflowing. Do
not overfill above the point of overflowing. About 21
ounces (620mi) is required. POUR SLOWLY.
® When engine crankcase is filled to propr level, install
and tighten oil fill plug.
RETORQUE HEAD BOLTS
After 50 hours of operation, retorque the head bolts for this
GN-Series engine to 4.0 kg/m (29 foot-pounds).
• Remove the Oil Drain Plug of pump and drain oii into
the container.
• When oil has drained completely, reinstall oil drain
plug.
» Remove pump’s oil fill plug, insert funnel and add
recommendeaSAE 80W-90 oil until level reaches full
mark on gauge located on side of the pump. Capacity
is 5 ounces (150 grams).
• Reinstall the pump’s oil fill plug.
^IGiNE MAINTENANCE
HECKING OIL LEVEL
‘ level should be checked prior to each use or at least
vi/ery 5 hours of operation. Keep oil level maintained.
The torque sequence is A, B, C, D, E (star pattern). See
Fig 24.
15