Replacing The Gears; Replacing The Transducer - Titan RentSpray Plus Notice D'utilisation

Replacing the Gears

1. Loosen and remove the four motor cover screws.
Remove the motor cover.
2. Disconnect the black and red wires coming from the pump
housing.
3. Loosen and remove the four motor mounting screws.
4. Pull the motor out of the pump housing.
NOTE: If the motor will not dislodge from the pump
housing:
• Remove the front cover plate.
• Using a rubber mallet, carefully tap on the
front of the motor crankshaft that extends
through the connecting rod.
5. Inspect the armature gear on the end of the motor for
damage or excessive wear. If this gear is completely
worn out, replace the entire motor.
6. Remove and inspect the 2nd stage gear for damage or
excessive wear. Replace if necessary.
7. Remove and inspect the gear and crank assembly for
damage or excessive wear. Replace if necessary.
8. Reassemble the pump by reversing the above steps.
During reassembly, make sure the thrust washers is in
place.
NOTE: Refill the gear box with five ounces of
Lubriplate (P/N 314-171).
Motor Cover Screw
Motor Cover
Motor
Armature Gear
Gear and Crank
Assembly
Pump Housing
Front Cover
Front Cover Screw

Replacing the Transducer

1. Loosen and remove the four front cover screws. Remove
the front cover.
2. Stop the sprayer at the bottom of its stroke so that the
piston is in its lowest position. Turn off and unplug the
sprayer.
WARNING
Before proceeding, follow the Pressure Relief Procedure
outlined previously in this manual. Additionally, follow all
other warnings to reduce the risk of an injection injury,
injury from moving parts or electric shock. Always unplug
the sprayer before servicing!
3. Tilt the pump back for easy access to the fluid section.
© Titan Tool Inc. All rights reserved.
Motor Mounting
Screw
Thrust Washer
2nd Stage Gear
4. Using a 3/8" hex wrench, loosen and remove the two
pump block mounting screws.
5. Pull the pump block down approximately 1/2" from the
pump housing to clear the transducer.
6. Slide the pump block and piston rod forward until the
piston rod is out of the T-slot on the connecting rod.
7. Loosen and remove the four electronic pressure control
(EPC) mounting screws.
8. Pull back the EPC for access to the transducer plug-in.
9. Unplug the transducer connection from EPC board
location "JP3" (refer to the electrical schematic in the
Parts List section of this manual).
10. Using an 1/8" hex wrench, loosen and remove the set
screw from the bottom of the pump housing.
11. Slide the transducer assembly out of the bottom of the
pump housing.
12. Install the new transducer assembly into the pump
housing.
13. Thread the set screw into the pump housing and tighten
securely.
14. Plug the transducer connection into the EPC board at
location "JP3" (refer to the electrical schematic in the
Parts List section of this manual).
15. Reassemble the pump by reversing steps 1–8.
CAUTION
Make sure the transducer is aligned properly with the hole
in the pump block during reassembly. Improper alignment
may cause damage to the transducer gasket.
Electronic
Pressure
Control
(EPC)
EPC
Mounting
Screw
Front
Cover
Front
Cover
Screw
Set Screw
Transducer
Assembly
9
Pump
Housing
T-Slot
Pump
Block
Pump
Block
Mounting
Screw
English