Repair
40
313221M
Fluid Heaters
Pressure Transducers
2.
Remove access cover (8) at back of control module
to expose control board (406).
3.
Disconnect transducer cables from J3 and J8 at
board; see F
IG
. 12, page 39. Reverse A and B con-
nections and check if status code follows the bad
transducer, page 27.
4.
Reconnect good transducer to proper connector.
Disconnect failed transducer from board, and
unscrew from base of fluid heater (heated units) or
transducer manifold (nonheated units).
5.
Install o-ring (89) on new transducer (80), F
IG
. 13.
6.
Install transducer in heater or manifold. Mark board
end of cable with tape (red=transducer A,
blue=transducer B).
7.
Route cable through channel to control module.
8.
Connect transducer cable at board; see F
IG
. 12,
page 39.
See fluid heater repair and parts information
in manual 311210.
To replace a pressure transducer, see at right.
1.
See Before Beginning Repair, page 32. Relieve
pressure, page 21.
2.
Control section of heater can be repaired in place.
Remove heater to clean fluid section. See manual
311210 for heater repair and parts.
1.
See Before Beginning Repair, page 32. Relieve
pressure, page 21.
F
IG
. 13. Transducers
89
80
TI7026a
Summary of Contents for 313221M
Page 59: ...Technical Data 313221M 59...
