Craftsman 580.751781 - Manual (Page 15)

CUSTOMER RESPONSIBILITIES
Purge Pump of Air and Contanlments;
To remove the air from the pump, follow these steps:
o Set up the pressure washer as described in the AS­
SEMBLY section and connect the water supply.
<9 Remove the nozzle attachment from the gun.
o Pull the trigger on the gun and hold.
To remove the contanlments from the pump, foliow 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.
e Remove the nozzle attachment from the gun.
o
Pull the trigger on the gun and hold.
o When thewatersupplyissteadyandconstant.you may
refasten the nozzle attachment and start the pump.
PUMP MAINTENANCE
A 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
OR CONTACT YOUR PLACE OF PURCHASE.
Pump Oil: Change pump oil after first 50 hours of opera­
tion. Change pump oil every time you change the engine
oil. To change pump oil, follows these steps:
<* Place a proper container beneath the pump (Fig. 22).
OIL, LEVEL GAUGE
OIL DRAIN PLUG
CHANGING ENGINE OIL
o 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.
6 Change oil white engine is still warm from running, as
follows:
A CAUTION: DISCONNECT SPARK PLUG WIRE
FROM SPARK PLUG AND KEEP IT AWAY FROM
SPARK PLUG.
Clean area around oil drain plug, remove plug and drain
oil completely into a suitable container (Fig. 23).
plug.
a
Remove yellow oil fill plug and insert a clean fill funnel
into plug opening. Fill engine crankcase with recom­
mended oii until oil level is at point of overflowing. Do
not overfili above the point or overflowing. About 21
ounces {620ml) is required. POUR SLOWLY.
o When engine crankcase is filled to proper level. Install
and tighten oil fili 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).
BTG. 22
» Remove the Oil Drain Plug of pump and drain oil into
the container.
» When oil has drained completely, reinstall oil drain
plug.
o Remove pump's oil fill plug, insert funnel and add
recommended SAE 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 oii fill plug.
ENGINE MAINTENANCE
CHECKING OIL LEVEL
Oil level should be checked prior to each use or at least
every 5 hours of operation. Keep oil level maintained.
Fig 24.
15