
44
309077
Service
Removing the E5CK Temperature
Controller
To remove the E5CK temperature controller, which
replaces the E5CS controller, perform the following
procedure:
WARNING
ELECTRIC SHOCK HAZARD
Do not open the electrical control panel,
unless you are a trained professional.
Before opening the control panel, make sure that
all power has been removed from the control panel.
1. Check to ensure that main electrical power is
turned OFF.
2. Check to ensure that the system CONTROL ON
switch on the control panel is turned to OFF.
3. If required, perform the following steps to remove
the defective the E5CK controller from the control
panel (Fig. 34).
Fig. 34
CONTROL
PANEL
FLEXIBLE
RETAINERS
ADAPTER
GASKET
7986A
a. If applicable, remove the snap pin that secures
the terminal cover on the E5CK controller.
Remove the terminal cover (Fig. 35).
Fig. 35
TERMINAL
SNAP PIN
COVER
7986A
b. Remove the mounting screws from the adapt-
er on the E5CK controller.
c. Disconnect the wires from the E5CK controller
terminals. Label each wire to match the con-
troller terminal numbers. Fig. 36 shows the
rear view of the E5CK controller.
Fig. 36
7985A
d. At the front of the control panel, squeeze the
flexible retainers on the sides of the controller.
Pull the controller from the control panel.
Содержание 309077
Страница 9: ...9 309077 Typical Installation 4 Regulator Air Control Module Fig 2 O C D I A E B 9402A ...
Страница 46: ...46 309077 Service For 480 VAC Supply Units Schematic Fig 40 1391 1401 1321 1331 1791 1841 To Ram Junction Box ...
Страница 47: ...47 309077 Notes ...
Страница 64: ...64 309077 Schematics 122 122 ...
Страница 65: ...65 309077 Schematics 121 121 TEMPERATURE CONTROL TEMPERATURE CONTROL ...
Страница 66: ...66 309077 Schematics 170 170 TEMPERATURE CONTROL TEMPERATURE CONTROL TEMPERATURE CONTROL ...
Страница 67: ...67 309077 Schematics 169 169 TEMPERATURE CONTROL Remove jumper if PUMP INACTIVITY TIMER is used ...
Страница 68: ...68 309077 Schematics ...
Страница 69: ...69 309077 Notes ...