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 compartment (para 6-28).
(2) Remove three machine screws which
(2) Disconnect and tag all leads on pack (10,
secure each relay (17, 18, or 19. figure 7-3) to mounting
panel. Withdraw relay from mounting panel slightly for
access to terminals.
(3) Remove
two
mounting
screws
and
remove pack.
(3) Disconnect and tag all leads to relay.
b. Installation. Reverse procedure in paragraph
(4) Withdraw relay from control
panel
a. above.
compartment.
6-98.
SUPPRESSOR 3SP AND 4SP.
b. Installation.
(1) Connect all leads to relay.
a. Removal.
(1) Remove cover from control panel
(2) Align mounting holes of relay with tapped
compartment (para 6-28).
holes in mounting panel and secure relay to panel with
screws, lockwashers and flat washers.
(2) Disconnect and tag all electrical leads on
suppressor condenser 3SP (14, figure 7-3) or
(3) Reinstall cover on
control
panel
suppressor condenser 4SP (11).
compartment.
6-95.
CONTROL PACK (2CP).
(3) Remove
two
mounting
screws
and
remove suppressor.
a. Removal.
(1) Remove cover from
control
panel
b. Installation. Reverse procedure in paragraph
compartment (para 6-28).
a. above.
6-99.
FIELD WEAKENING PACK (FWP).
(2) Disconnect connector 4PL.
a. Removal.
(3) Remove four machine screws and
(1) Remove cover from control panel
washers which secure control pack (22, figure 7-3) to
compartment (para 6-28).
mounting panel.
(2) Disconnect and tag all electrical leads on
(4) Withdraw control pack from control panel
pack (20, figure 7-3).
compartment.
b. Installation.
(3) Remove
two
mounting
screws
and
(1) Align mounting holes of pack with tapped
remove pack.
holes in mounting panel and secure pack with washers
and screws.
b. Installation. Reverse procedure in paragraph
a. above.
(2) Connect pendant cable connector 4PL.
c.
Adjustment. See paragraph 6-240.
(3) Reinstall cover on control panel
compartment.
6-100.
ANTI ROLLBACK PACK (ARP).
6-96.
FIELD WEAKENING RESISTOR (FW).
a.
Removal.
(1) Remove cover from control
panel
a. Removal.
compartment (para 6-28).
(1) Remove cover from control panel
compartment (para 6-28).
(2) Disconnect and tag all lead wires to ARP
(12, figure 7-3).
(2) Disconnect and tag all lead wires to FW
RESISTOR (21, figure 7-3).
(3) Remove
two
mounting
screws
and
remove ARP.
(3) Remove two mounting nuts, flat washers
and lockwashers and remove resistor.
b. Installation. Reverse procedure in paragraph
a. above
b. Installation. Reverse procedure in paragraph
6-101. RESISTOR 3RES.
a. above.
a. Removal.
6-97.
ENGINE HOUR PACK (EHP).
(1) Remove cover from control panel
a.
Removal.
compartment (para 6-28).
(1) Remove cover from control
panel
6-29
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