Replace Mzlp Fuse - Graco Therm-O-Flow 200 Instructions - Parts Manual

Replace Pump RTD
1. Turn the main power switch off.
2. Remove the screws that hold the front shroud in
place and remove the front shroud.
3. If the sensor wire is connected to the electrical
enclosure, disconnect it.
4. Loosen the clamp (321) holding the sensor on the
pump.
5. Tie the leads of the new sensor (320) to the old sen-
sor and remove the old sensor. The leads of the
new sensor will be easily drawn through the conduit
for reconnecting.
6. Replace the sensor (320) in the clamp (321):
a. Place the sensor approximately 30° counter
clock-wise from the pump outlet.
b. Tighten the clamp (321).
7. Re-connect the sensor wire to the electrical enclo-
sure.

Replace MZLP Fuse

Each MZLP module comes with the following fuses:
F . 30: Fuse Locations
IG
334130L
Fuse Kit Fuse
F1, F2
24V289
F3-F10
Spare fuse kit included with system.
NOTICE
To prevent system damage, always use fast acting
fuses. Fast acting fuses are required for short-cir-
cuit protection.
1. Turn the main power switch off.
2. Open electrical enclosure door.
3. Use a proper non-conductive fuse puller tool to
remove the blown fuse.
NOTICE
Using an improper tool, such as screw drivers or
pliers, may break the glass on the fuse.
NOTE: F1 and F2 are white ceramic and indicate 25A
on the barrel.
NOTE: F3-F10 are clear glass and indicate 8A on the
barrel.
4. Use a proper non-conductive fuse puller tool to
install the new fuse.
NOTICE
Using an improper tool, such as screw drivers or
pliers, may break the glass on the fuse.
5. Close the electrical enclosure.
Part
250VAC, 25A, long, white
ceramic
250VAC, 8A, fast acting, clear
glass
Repair
51