Thermal Dynamics PAK Master 150XL, Руководство по обслуживанию

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REPLACEMENT PROCEDURES 5-16 Manual 0-2728
5.09 Rear Panel Parts Replacement
NOTE
Refer to Section 6.08 for parts list and overall de-
tail drawing.
A. Handle Replacement
1. Remove the four hex head screws securing the
handle to the Rear Panel of the unit.
2. Remove the Handle from the Rear Panel.
3. To install the replacement Handle, reverse the
above procedure.
B. Rear Panel Replacement
1. Remove the Left and Right Side Panels per Sec-
tion 5.04-A.
2. Remove the Top Panel per Section 5.04-B.
3. Remove the two Regulators on the Rear Panel
by completing the following:
a. Disconnect the air line hose connected to the
Solenoid/Pressure Switch Assembly.
b. Disconnect the air line hose connected to the
Solenoid Assembly.
c. Note the location of two blue wires connected
to the Solenoid Assembly (secondary) and
four blue wires connected to the Solenoid/
Pressure Switch Assembly (plasma). (Refer to
Figure below).
Pressure
Switch
Gas Tubing
Blue
Wires
Solenoid
A-02298
Plasma Gas
Gas
Tubing
Secondary Gas
Blue
Wires
"L" Fitting
Brass
Nipple
Brass
Nipple
d. Disconnect wires.
e. Note Solenoid orientation then remove the So-
lenoid Assembly from the two inch long brass
nipple and set assembly aside.
f. Note Solenoid/Pressure Switch orientation,
then remove the Solenoid/Pressure Switch As-
sembly from the two inch brass nipple, and
set aside.
g. Remove the four screws securing each Regu-
lator to the rear panel and remove Regulators.
4. The EMC Filter Assembly must be removed from
the Rear Panel as follows:
a. Loosen the two screws holding the strain re-
lief to the input power cable.
b. Remove the six screws securing the EMC Fil-
ter Assembly Cover to the Filter Assembly.
EMC
Filter
Cover
EMC
Filter
Panel
A-02388
Strain
Relief
c. Slide the Filter Cover and Strain Relief back
along the input power cable to gain access to
the inside of the Filter Assembly.
d. Disconnect the following input power wires
from inside the Power Supply:
• L1, L2 & L3 at Main Contactor.
• Ground wire connection at frame.
e. Remove the four nuts and washers securing
the EMC Filter Assembly to the Rear Panel.
f. Carefully remove the EMC Filter Assembly
from the Rear Panel and set aside.
5. Remove reservoir cap from the reservoir.
6. Remove the Rear Panel from unit by completing
the following:
a. Remove the two screws on near bottom of rear
panel securing the panel to the base of the unit.
b. Remove the two nuts and washers on the in-
side of rear panel connecting the panel to the
center chassis.
c. Remove screw located in the center of the rear
panel securing the rear panel to the frame.
d. Carefully lift the rear panel up, over the reser-
voir, and away from the power supply.