Operating Instructions
36
Zone 2 On/Off Switch
This switch turns the Zone 2 evaporator
(compressor side compartment) on and off.
NOTE: The Zone 2 On/Off switch will not
function unless the Zone 1 On/Off Switch is in
the ON position.
•
On position. The Zone 2 evaporator is
enabled. It will run as determined by the
microprocessor to keep the temperature in the
Zone 2 compartment near the Zone 2 setpoint.
•
Off position. The Zone 2 evaporator is
disabled and will not operate.
Zone 3 On/Off Switch
This switch is found on three temperature units,
but not on two temperature units. It turns the
Zone 3 evaporator on and off.
NOTE: The Zone 3 On/Off switch will not
function unless the Zone 1 On/Off Switch is in
the ON position.
•
On position. The Zone 3 evaporator is
enabled. It will run as determined by the
microprocessor to keep the temperature in the
Zone 3 compartment near the Zone 3 setpoint.
•
Off position. The Zone 3 evaporator is
disabled and will not operate.
Display
The display normally shows the Standard Display
of return air temperature and setpoint for all zones
whose On/Off switches are turned on. The zones
will alternate in the display with each zone
appearing for about 10 seconds. Other operating
and unit information can also be shown here. All
possible segments and operating icons are shown
in the illustration on Figure 16 on page 35.
Icons
An icon will appear next to the appropriate
description when the unit is operating in that
mode or if an alarm condition exists. The Zone
Icons indicate which zone is currently displayed.
Cool Icon:
Appears when the indicated zone
is operating in cool mode.
Heat Icon:
Appears when the indicated zone
is operating in heat mode.
Defrost Icon:
Appears when the indicated
zone is operating in defrost mode.
High Speed Icon:
Appears when the diesel
engine is operating in high speed.
Setpoint Icon:
Appears when the setpoint is
being shown in the lower display.
CYCLE-SENTRY Icon:
Appears when the unit
is operating in CYCLE-SENTRY mode.
Alarm Icon:
Appears when the
microprocessor detects an alarm condition.
Zone Icons:
Appear to indicate which zone
is currently being shown in the display. All
zones will be shown in turn (each for about
10 seconds) when the Zone 1 On/Off Switch
is turned on.
Keypad
These touch sensitive keys are used to change the
setpoint, view operating conditions and other unit
information, and to control the unit.
H
OURMETER
Key:
Press to display Total
Hours, Engine Hours, Electric Hours, Zone
1 Hours, Zone 2 Hours, and Programmable
Hours.
O
IL
P
RESSURE
Key:
Press to display the
engine oil pressure.
W
ATER
T
EMPERATURE
Key:
Allows selection
of a Manual Defrost Cycle, and
CYCLE-SENTRY or Continuous Mode.
O
IL
P
RESSURE
Key:
Press to display the
engine oil pressure.
A
MPS
Key:
Press to display the current flow
to or from the unit battery.
T
HERMO
K
ING
L
OGO
Key:
Used to initiate a
Pretrip Test, print, display the software
revision, display clock/calendar settings, and
initiate a Start of Trip.
C
LEAR
Key:
Press to clear the alarm code
shown on the display.
C
ODE
Key:
Press to display any alarm codes
that may be present. [00] means no alarm
codes are present.
ZO N E 1
ZO N E 3
ZO N E 2
Summary of Contents for Spectrum DE 30-2
Page 4: ...4...
Page 12: ...Safety Precautions 12...
Page 16: ...Specifications 16...
Page 31: ...Unit Description 31 1 Access Panels 2 Defrost Dampers Figure 12 Back View of Unit 1 2 AGA215...
Page 42: ...Operating Instructions 42...
Page 48: ...Electrical Maintenance 48...
Page 106: ...Structural Maintenance 106...
Page 110: ...Mechanical Diagnosis 110...
Page 114: ...Remote Evaporator Specifications 114...
Page 116: ...Remote Evaporator Maintenance Inspection Schedule 116...
Page 122: ...Remote Evaporator Electrical Maintenance 122...
Page 126: ...Remote Evaporator Refrigeration Service Operations 126...
Page 128: ...Remote Evaporator Structural Maintenance 128...
Page 130: ...Remote Evaporator System Diagnosis 130...
Page 134: ...Wiring and Schematic Diagrams Index 134...
Page 135: ...135 Schematic Diagram Page 1 of 2...
Page 136: ...136 Schematic Diagram Page 2 of 2...
Page 137: ...137 Wiring Diagram Page 1 of 4...
Page 138: ...138 Wiring Diagram Page 2 of 4...
Page 139: ...139 Wiring Diagram Page 3 of 4...
Page 140: ...140 Wiring Diagram Page 4 of 4...