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www.zj-woq.cn
FAULT HANDLING
Typical faults as following
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PERIODIC INSPECTION AND MAINTENANCE
Periodic inspection and maintenance as following
MAINTENANCE
■
1.Place the fire pump on dry ground. high humidity will harm the steel parts, which is easy to get rust
■
2.Keep the fire pump clean and dry.
■
3.Keep the fuel and oil tanks full
■
4.Keep the vacuum oil cup in proper level
■
5.Run the pump at least once per month
■
6.Check the battery once per month
■
7.Discharge the carburetor oil completely if the pump will be in warehouse for more than one month
■
8.Replace the spark plug when it is worn NGK F7TC
■
9.Replace the V-type belt when it is broken or worn. Size: A-838
NOTICE
1. Contact WOQ customer service if “0” or “*” happens
2
.
Check time and frequency base on above table
Item
Inspection time and
frequency
points
measures
remarks
Fuel
After operation
Fuel in tank
Refuel
Oil
After operation
Oil in vacuum oil tank
Refuel
Light
After operation
Shiny
Replace
Carburetor circuit
Every 50 hours or 3 months
Carburetor float
Clean or replace
battery
Every month
Liquid level
Fill
Recoil rope
Every month
worn
Replace
*
Spark plug
Every 50 hours or every month
Dirty, damage, big gap
Clean or replace
Fuel system
Every 50 hours or every month
Dirty filter, leakage
replace
*
Pump
Running situation Replace when necessary
0
Outlet valve
Every 50-100 hours
Vacuum leak
Replace when necessary
0
V belt
Every 100 hours or every year
Worn or break
Replace
0
All other accessories Every 300 hours or every 3 years Check thoroughly Replace when necessary
0
Type position
Reason
Remedy
Remarks
Starting
Engine system
No or low electricity
Charge the battery /hand
starting device
Electrode loose
Tighten
Fuse blowing
Replace
In starting box
Wire loose
Tighten
Spark plug cap off
Cover it
Spark plug loose
Tighten
Spark plug sleeve
Spark plug burn, dirty ,damage
Replace
Fuel system
Fuel tank empty
Refill it with 93#unleaded
gasoline
Oil switch (with filter) closed
Open
Leaded gasoline
（
overtime or dirty
）
Change and clean with new
gasoline
Blockage in fuel pipeline
Clean /replace
Carburetor blocked
Clean /replace
0
Insufficient choke.
Check and correct
Others
Cylinder compression pressure not enough
Adjust air throttle
0
Oil pressure sensor start
Check oil level
0
Engine speed control handle not in right position
Check and correct
Suction
No vacuum
End of suction hose not in water
Put into water
Suction-hose joints loose
tighten
Suction hose washer break
Replace
Suction hose break or damage
Replace
Vacuum gauge hose break
Replace
Discharge valve open
close
Vacuum pump hose loose
tighten
Beside the pump
V-belt worn or break
Replace
0
Vacuum pump handle could not be pulled down
Check V-belt
Rotor or shaft locked
repair
0
Outlet valve could not be closed
Clean or replace
Seal dirty or damaged
Replace
0
No oil in vacuum oil cup
Refill the cup
vacuum
Suction head too high
Lower the height
Filter blocked
clean
Vacuum from time to time
Flat the hose
End of the hose near the water
Water
flow
Pump
Suction height too high
Lower the height
Suction hose too long
shorten
Filter or hose blocked
Clean
Suction hose break
Check and repair
Inlet cap break
Replace
0
Out let valve half open
Full open
Impeller obstruction
Clean
0
Engine
Nozzle diameter not proper
correct
Throttle open not enough
Open
Carburetor blocked
clean
0
