Unit Description
56
Control Box, Fuses and Relays
The control box is located on the compressor side
of the unit (see Figure 23 on page 54). It contains
the SPECTRUM
™
TS Microprocessor, Interface
board, Multi-Temp Option board, power supply
board, the high voltage tray, and miscellaneous
fuses and relays located on these boards.
Figure 27: Interface Board
1. Multi-Temp Option Board
2. Interface Board
3. Power Supply Board
4.
SPECTRUM
™
TS Microprocessor
Figure 26: Complete SPECTRUM
™
TS Control
System with Multi-Temp Option Board
J1
J2
K1 K5 K8 K13 K14 K10 K7 K9
K6
2
2
15
15
25
2
2
7.5
1
2
2
2
2
2
2
7.5
2
40
2
2
1
52
K2
K3
K4
2
2A
FM1
CH
EXC HI SPD
HGS3 HGS3
HG1 LLS1 SLS1 D/E RUN
PREHEAT
FAN1/DEF
P14
1
P17 COMMS
P16 ELECTRIC
P15 REMOTE
P22 DAS
P24 HMIP3 ZONE 2 / ZONE 3
P18 ZONE 1
P23 METV P19
REMOTE
LIGHT
P20
F2
F14 F11
F21 F20 F17 F19
F4 F5 F23 F16
F15
F9
F10
F22
F28
F29
F31
F8 F18 F7
F6 F27
SP1
X2
X5 X7
CIS RTPS HGB PV
P1
P2
LED1
FM32AFM2
K205
K206
K207
K202
K203
K204
K200 K201
15
15
1
P202P201 J1
F202
F201
F200
SLS3
LLS3
HGS3
SLS2
LLS2
HGS2
FAN 2 FAN 3
AJA1201
1
2
5
3
Interface Board Fuse Size and Function
Fuse Size Function
F2 40A Starter, Fuel Pull-In
F4 1A Remote Status Light (Option)
F6 40A Preheat
F7 15A 2A Power Zone 1
F8 2A Alternator Excitation
F9 2A DAS 2A Power (Option)
F10 2A Remote Display 2A Power (Option)
F11 7.5A Run Relay
F15 2A HMI 2A Power
F16 7.5A 8 Power to HMI, DAS
F17 2A Purge Valve
F18 15A High Speed Solenoid
F20 2A Hot Gas Bypass
F21 2A Condenser Inlet Solenoid
F22 2A Liquid Injection Valve
F23 2A Power Supply
F29 1A Zone 1 Door Switch 2A Power
K1 K5 K8 K13 K14 K10 K7 K9
K6
2
2
15
15
25
2
2
7.5
1
2
2
2
2
2
2
7.5
2
40
2
2
1
52
K2
K3
K4
2
2A
FM1
CH
EXC HI SPD
LIQI EGOV
HG1 LLS1 SLS1 D/E RUN
PREHEAT
FAN1/DEF
P14
1
P17 COMMS
P16 ELECTRIC
P15 REMOTE
P22 DAS
P24 HMIP3 ZONE 2 / ZONE 3
P18 ZONE 1
P23 METV P1 9
REMOTE
LIGHT
P20
F2
F14 F11
F21 F20 F17 F19
F4 F5 F23 F16
F15
F9
F10
F22
F28
F29
F31
F8 F18 F7
F6 F27
SP1
X2
X5 X7
CIS RTPS HGB PV
AJA1202
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