Pre-start up
- Check Fuel levels
- Gasoline tank is attached to engine
i.Only fill with gasoline
ii.Gasoline should be stored in a red container
- Diesel tank is for burner
i.Only fill with diesel fuel
ii.Diesel fuel should be stored in yellow or green container
- Check engine oil
- Mark on dip stick shows correct level
- Connect inlet water hose to intake on pump
- Connect outlet, high pressure hose to outlet on pump
- Connect trigger gun and wand to high pressure hose
- Insert nozzle at end of wand
- Turn on water at source
Engine Start Up
- Check that burner switch is in OFF position
- Turn engine switch to ON position
- Turn gasoline fuel valve to ON position
- Engage engine choke by pulling up
- Start engine
- If manual start, pull rope to start engine
- If electric start, turn key to start engine
- Let engine idle to warm-up, about 10-20 seconds
- Disengage choke by pushing in
- Engine should run smoothly
- Point wand away from people and objects and pull trigger on gun to purge air from high pressure hose
- Hold until steady, continuous, pressurized water streams from nozzle
- Release trigger
16.NEVER put hand in front of nozzle
i.High pressure water will cut through skin
Burner Operation
- Turn burner switch to ON position
- While standing near machine, test burner
- Pull trigger
i.Burner will rumble and heat will rise from coil if operating properly
ii.Burn should be clear
- Release trigger
i.Burner should stop rumbling
ii.Very little heat should be rising from coil
Operation
- Proceed to work area
- Point wand at surface to be cleaned
- Use gloves, wand handle or insulated wand grip to handle wand as it will be hot
- Pull trigger
- While engine is running, the trigger gun must be activated (pulled) at least every 3 minutes
- If not possible to pull trigger every 3 minutes, shut-down engine and burner
- If pressure washer is left running without pulling the trigger, pump will overheat
- This may result in severe damage to the pump
Shut-down
- Turn burner switch to OFF position
- Hold trigger in open position for about 3 minutes to purge hot water from lines
- Wand should be cool to the touch
- While trigger gun is engaged
- Turn engine switch to OFF
- Release trigger
- Turn gasoline fuel valve to OFF
- Turn off inlet water source/valve
- Disconnect inlet water hose from machine
- Disconnect high pressure hose from machine
- Disconnect gun & wand from high pressure hose
- Store Gun & Wand
- Loosely coil hose and store
Periodic Preventive Maintenance should be performed weekly or after every 40 hours of operation
- Check pump oil
- Inspect dip stick or site glass on pump (rear or side)
- Red dot indicates correct level on site glass
- Yellow dip stick is marked with diamond pattern at correct level
- DO NOT OVER FILL pump with oil
- Pumps are designed to be only ½ full of oil
- Clean and lubricate Quick Connects
- a small brush or toothbrush works well to remove dirt and debris from fittings
- Spray cleaned connectors with WD40 or other silicone lubricant
- Quick connects should release smoothly or be replaced
- Inspect o-rings
- Use a dental pick to remove worn or damaged o-rings
- Press new o-rings into grooved slot
- Check that
- engine is running smoothly
- exhaust is clear
- burner is burning clear
- burner sound is smooth
- water is steady and continuous from pump
Trouble Shooting-
Burner System
- If burner system fails to turn on
- Check diesel fuel level
- Check that fuel switch is in ON position
- Confirm that inlet water valve is on
- If above is OK, and burner is not operating
- DO NOT USE Pressure Washer with burner
- Contact manager to report need for service call
- If burner does not shut-down when trigger gun is released
- DO NOT USE Pressure Washer with burner
- Contact manager to report need for service call
Engine
- Engine is not running smoothly
- Contact manager to report need for service call
- Engine smokes
- Contact manager to report need for service call
- Pressure is not steady, pulsates or sputters
- Contact manager to report need for service call
Pump
- Pump pulsates
- Contact manager to report need for service call
- Pump pressure is low
- Contact manager to report need for service call