Thermal Arc ULTIMA 150, Руководство по обслуживанию

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SECTION 4: REPAIRS & REPLACEMENT 28 Manual 0-2503
4.06 Reservoir Parts Replacement
Procedures
A. Coolant Reservoir Replacement
CAUTION
Handle and dispose of the used coolant per recom-
mended procedures.
1. Drain the coolant from the Coolant Reservoir per
the following procedure:
a. Disconnect the Coolant Supply Hose input
connection at the rear panel Coolant Filter As-
sembly. The hose goes from the bottom of the
reservoir to the Coolant Filter Assembly.
b. Place the end of the hose into a container to
catch the coolant as it flows from the reser-
voir.
NOTE
Do Not run the pump as the coolant will gravity
feed from the reservoir.
c. Remove the Coolant Reservoir Cap then re-
move the Deionizer Basket and Deionizer Bag
from the Coolant Reservoir filler hole.
2. Remove the Coolant Supply Hose output connec-
tion from the bottom of the reservoir.
Coolant Filter
Assembly
Cap
Coolant
Reservoir
(Basket &
Deionizer
Bag Inside)
Hose
A-00825
Figure 4-4 Coolant Reservoir Replacement
3. Remove the Enclosure Cover per Section 4.04.
4. Remove the hose connected to the bottom of the
In-Line Filter Assembly.
NOTE
Some residual coolant will drain from the In-Line
Filter. It is recommended that a rag or towels be
placed below the hose prior to removing.
5. Remove the two wires from the Conductivity Sen-
sor located on the end of the Coolant Reservoir
near the center.
6. Unplug the wiring connection at the Flow Switch
Assembly located on the end of the Coolant Res-
ervoir near the top (return Hole).
In-Line
Filter Assembly
Conductivity
Sensor
Flow Switch
Assembly
Coolant
Reservoir
Wires
Hose
A-00826
Figure 4-5 In-line Filter/Flow Switch Assembly
7. To make the removal of the reservoir easier the
rear panel should be moved out per the follow-
ing procedure:
a. On the inside of the rear panel locate the two
mounting studs, one near Quick Disconnect
Assembly and one near the side of the reser-
voir, on the internal frame.