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Repair
Remove Proportioner
Onlyremove the proportioner from the pallet to repair
the heat exchangers or coolant valves between the
proportioner and generator.
The back of the proportioner could slide off of
the pallet and support brackets during removal
and installation. Never remove the proportioner
from the system pallet alone. Always use two or
more people and supports remove and install the
proportioner from the pallet.
1. Perform
Shutdown, page 49
.
2. Drain the proportioner coolant loop. See
Drain Coolant, page 50
.
3. Place an emptypallet in front of the proportioner
(23) and center the pallet cross beam with the
proportioner.
Figure 46
4. Loosen the coolant clamps (37) and disconnect
the proportioner coolant outlet and inlet coolant
lines (112, 113).
Figure 47
5. Cut the cable tie (T) that secures the wire
harnesses behind the A side of the proportioner
(23) to the pallet (1).
6. Disconnect engine wire harness E connectors
(49) from J1 and J2 from the load center (242).
See
Load Center Wiring Diagram, page 143
. Cut
engine harness cable ties inside the proportioner
cabinet and pull out the backside of the cabinet.
7. Disconnect the engine coolant temperature cable
(59).
Note
The cable connections will be almost
under the fuel tank mounting location. If
necessary, remove fuel tank or access
the connector from other side of wall.
8. If a wall is installed between the proportioner
(23) and generator continue to step 9. See
Remove Fuel Tank, page 81
, if the fuel tank (29)
is mounted on the pallet (1).
88
3A1706K
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Summary of Contents for Reactor E-30i
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