Kohler M340+ User Manual

4-25
Controller Troubleshooting
TP-5672 11/95
17
1
TB--DC1TB--AC1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
NA
NB
NC
EA
EB
EC
LA
LB
LC
NAS
NCS
EAS
ECS
MICROCONTROLLER
MANUAL
TIME
PLANT
VOLT/
PHASE
IN--PHASE
OVRIDE
DELAY
EXER
FREQ
SEQUENCER
MONITOR
Programming shunt (294634)
560456
OFF DELAYS
must be installed to activate accessory
Figure 4-22. Wiring Diagram—Voltage/Frequency Sensing, option DD-34-J
Yes
Yes
No
No
No
Yes
Yes
Yes
Is the Phase Sequencer
jumper installed in JP1 on
the logic board?
Does the controller sense only
normal source three phase
voltage and frequency?
Is option DD-05-K installed?
Refer to Accessory
DD-05-K
Troubleshooting
In Index 1 and 2 are there
readings for normal source
three phase sensing?
Accessory DD-05-K is needed to
monitor the emergency source
three-phase voltage and frequency.
Option is working.
Replace logic board.
No
No
Install the Phase Sequencer
jumper on JP1 and power
down the controller for
1 minute mininum.
In Index 11 is Phase
Sequencing enabled?
Troubleshoot shunt-jumper
controlled options. See
Figure 4-18.
Figure 4-23. Troubleshooting—Source monitor phase sequencer does not work

Kohler M340+ Specifications

General

Brand	Kohler
Model	M340+
Category	Switch
Language	English