Simpson PS4240H Instruction Manual download pdf (Page 16)

16- ENG

WARNING: Risk of injury from spray. Always engage

the trigger lock (O) when gun is not in use. Failure to do so

could cause accidental spraying.

SHUTTING DOWN

1. After each use, if you have applied chemicals, place

detergent siphon hose into container of clean water and

draw clean water through chemical injection system to

rinse system thoroughly.

NOTICE: Risk of property damage. Failure to do so could cause damage to the

pump.

2. Turn engine off. See Engine Owner’s Manual.

NOTICE: Risk of property damage. NEVER turn the water off with the engine

running.

3. Turn water source off.

4. Pull trigger on spray gun to relieve any water pressure in hose or spray gun.

NOTE: Failure to release system pressure will prevent removal of high pressure

hose from spray gun or pump connection.

5. See Storage section in this manual for proper storage procedures.

MAINTENANCE

WARNING: Risk of burn hazard. When performing maintenance, you may

be exposed to hot surfaces, water pressure or moving parts that can cause

serious injury or death.

WARNING: Risk of fire hazard. Always disconnect, spark plug wire,

let the engine cool and release all water pressure before performing any

maintenance or repair. The engine contains flammable fuel. Do not smoke or

work near open flames while performing maintenance.

To ensure efficient operation and longer life of your pressure washer, a routine

maintenance schedule should be prepared and followed. If the pressure washer is

used in unusual conditions, such as high-temperatures or dusty conditions, more

fre quent maintenance checks will be required.

ENGINE

Consult the Engine Owners Manual for the man u fac tur er's recommendations for

any and all maintenance. NOTE: The engine drain plug is located at the rear of the

unit.

PUMP (FIG. 12)

NOTE: The pump was filled with oil at the factory. Change pump oil after the first

50 hours of operation. Change every 100 hours or every 3 months thereafter. Use

SAE 15W-40 oil.

To Check Oil

The oil level should come to the dot in the middle of

the sight glass (AA).

How To Change Pump Oil

1. Loosen pump oil fill plug (BB).

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Simpson PS4240H Instruction Manual Page 16

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