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Service
311189L
21
Replacing Power Supply Board
1.
Follow
2.
Unlock and open EasyKey™ door with its key.
3.
Disconnect cables (G1, G2, G3). F
IG
. 16.
4.
Remove 2 screws (H) and remove cover (J).
5.
Noting their location, remove 5 screws (Y) from
power supply board (521a). Remove board.
6.
Apply thermal compound to the heatsink (Z) on the
back of the new power supply board (521a).
7.
Install the new power supply board with the 5
screws (Y).
8.
Install cover (J) with 2 screws (H).
9.
Connect cables (G1, G2, G3).
10.
Close and lock EasyKey™ door with key.
11.
Turn on power at main circuit breaker.
12.
Turn EasyKey™ power on to test operation.
Replacing Power Supply Fuses
1.
Follow
, steps
1-4.
2.
Remove the fuse (F1, F2, F3, or F4) from its fuse
holder. F
IG
. 16.
3.
Snap new fuse into holder.
4.
Follow
, steps
8-12.
Servicing the power supply board exposes you to high
voltage. To avoid electric shock, turn off EasyKey
™
power and shut off power at main circuit breaker before
servicing.
Servicing the power supply board exposes you to high
voltage. To avoid electric shock, turn off EasyKey
™
power and shut off power at main circuit breaker before
servicing.
Fuse
Part No.
Description
F1, F2
114788
2 amp, time lag
F3, F4
15D979
.4 amp, quick acting
F
IG
. 16
H
521a
Do not remove
this screw
Y
F3, F4
F1, F2
J
Back of Board (521a)
Z
H
TI4887b
(line in fuses)
(power out fuses)
G2
24 Vdc input
G3
line power in/out
G1
IS power to
fluid plate
Содержание ProMix Auto Series
Страница 31: ...Parts 311189L 31 TI6802B TI7281A See Detail below A B C D E F G H J K L M N P R S T Ref U Ref V W U T S Ref X...
Страница 33: ...Parts 311189L 33 TI6803b TI6809a See Detail below A B C D G H J K L M N P W U T R X...
Страница 35: ...Parts 311189L 35 TI7149a 21 20 19 24 23 9 9 2 6 29 10 11 12 5 15 27 28 26 14 29 17 1 3 4 25 38 8 7 37 34 31 35...
Страница 40: ...Parts 40 311189L Notes...
Страница 43: ...Parts 311189L 43 1 2 12 15 14 11 Alarm 4 9 14a 14c 14b 8 3 6 5 6 TI4530b 10 19 20 17 19 14d 14f 14e...
Страница 46: ...Parts 46 311189L Notes...