Figure 103. Circuit Breakers for Cabinet (left) and Blower (right)
2. Remove the side panel from the EMI filter.
a. Turn the top two quarter-turn fasteners with a 5/16-in. balldriver wrench.
b. Turn the four remaining quarter-turn fasteners with a 5/32-in. balldriver wrench to open the side panel.
c. Grasp both sides of the side panel and lift up to remove the side panel.
d. Place the side panel in a safe location.
3. Disconnect the water valve actuator control cable from the coil control board.
4. Cut the tie straps that secure the water valve actuator cable to the adjacent control cables, if necessary.
5. Verify the water valve is in the fully closed position.
6. Place a long piece of tape over the actuator indicator dial to hold it in place.
7. Pull up firmly on the water valve actuator handle to disconnect the handle from the actuator.
8. Remove the hex-head screw that attaches the actuator to the valve and remove the actuator. Use the tool on
the end of the handle to remove the screw.
4.2.2
Install a Non-Spring Returned Preconditioner Water Valve Actuator
Prerequisites
Tools Required:
Diagonal cutter
Tie straps
Balldriver Set, 11 Piece 5/64-3/8"
Phillips screwdriver
Time Required:
15 minutes
About this task
CAUTION:
●
Equipment damage
Preconditioner Cabinet Procedures
107