Replacing The Filters; Troubleshooting - Titan MultiFinish 440 Owner's Manual

16. Thread the pump block mounting screws through the
pump block and into the pump housing. Tighten securely.
17. Reassemble the foot valve assembly into the pump block.
18. Thread the siphon tube into the foot valve and tighten
securely. Make sure to wrap the threads on the siphon
tube with Teflon tape before assembly. Replace the return
hose into the hose clip on the siphon tube.
19. Place the front cover on the pump housing and secure in
position using the four front cover screws.
20. Turn on the sprayer by following the procedure in the
"Operation" section of this manual and check for leaks.
NOTE: Repacking kit P/N 704-586 is available. For best
results use all parts supplied in this kit.
Problem
A. The unit will not run.
B. The unit will not prime.
English

Troubleshooting

cause
1. The unit is not plugged in.
2. Tripped breaker.
3. The pressure is set too low (pressure
control knob set at minimum setting does
not supply power to unit).
4. Faulty or loose wiring.
5. Excessive motor temperature.
6. ON/OFF switch is defective.
1. The PRIME/SPRAY valve is in the SPRAY
position.
2. Air leak in the siphon tube/suction set.
3. The pump filter and/or inlet screen is
clogged.
4. The siphon tube/suction set is clogged.
Replacing the Filter
1. Loosen and remove the filter housing by hand.
2. Slip the filter off of the filter support spring.
3. Inspect the filter. Based on inspection, clean or replace
the filter.
4. Inspect the seal. Based on inspection, clean or replace
the seal.
5. Slide the new or cleaned filter over the filter support spring
with the adapter in place over the pin on the spring. Push
the filter into the center of the pump block.
6. Slide the filter housing over the filter and thread it into the
pump block until secure.
NOTE: The filter housing should be hand-tightened, but
make sure the filter housing is seated fully into
the pump block.
Filter support
spring
Seal
Pump
block
Solution
1. Plug the unit in.
2. Reset the breaker.
3. Turn the pressure control knob clockwise to supply
power to the unit and increase the pressure setting.
4. Inspect or take to a Titan authorized service center.
5. Allow motor to cool.
6. Replace the ON/OFF switch.
1. Rotate the PRIME/SPRAY valve clockwise to the
PRIME position.
2. Check the siphon tube/suction set connection and
tighten or re-tape the connection with Teflon tape.
3. Remove the pump filter element and clean. Remove
the inlet screen and clean.
4. Remove the siphon tube/suction set and clean.
12
Filter
Adapter
Filter
spring
Filter housing
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