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Blank Display
ISSUE
The Heat Pump may have an incoming power problem.
RESOLUTION
Confirm electrical power is being supplied to the heat pump from electrical disconnect(s).
Display Panel Not Responding
ISSUE
The heat pump's display panel will not respond to user input.
RESOLUTION
1. If heat pump display shows "
UNDER REMOTE CONTROL
", use the external control device to control
the heat pump.
2. If needed, check with the external controller manufacturer for further assistance using that device.
Displays Defrosting
Displays "
DEFROSTING
"
ISSUE
The heat pump has sensed the coil is icing up. See "
No action is required.
RESOLUTION
Heat Only Units - Passive Defrost
When ice starts to form on the coil, the compressor will stop operating while the fan continues to
operate.
l
The coil will begin to warm to the surrounding air temperature. When the coil's temperature rises
above 38° F (3.3° C), the compressor is restarted and heating resumes.
l
If the coil's temperature remains below 38° F (3.3° C), the compressor will remain off.
Displays "
NO SYSTEM FIRMWARE
"
ISSUE
The heat pump has encountered a software error.
RESOLUTION
Call for service.
Displays "
NO POOL/SPA WATER FLOW
"
ISSUE
Low or no water detected. This is normal when the circulation pump is deactivated.
RESOLUTION
1. Confirm the filter pump is on.
2. If a multiple-speed filter pump is being used, run at a higher speed to determine if the error persists. Do not
exceed the maximum flow rate for your model.
3. Confirm water is not being diverted away from the heat pump.
l
l
Adjusting Water Flow Using ΔT (Delta-T)
2
-
T
roubl
es
hoot
ing
Summary of Contents for LT1000
Page 2: ......
Page 9: ...Page 6 1 3 Dimensions Leisure Temp LT55 Leisure Temp LT400 1 Installation ...
Page 10: ...Page 7 Leisure Temp LT600 Leisure Temp LT700 LT800 1 Installation ...
Page 25: ...Page 22 Configure Call Flex Enter Installer Menus then proceed 1 Installation ...
Page 29: ...Page 26 1 Installation ...
Page 32: ...Page 29 1 Installation ...
Page 35: ...Page 32 Configure for 24 Hour Mode Enter Installer Menus then proceed 1 Installation ...
Page 36: ...Page 33 Configure for Scheduled Mode Enter Installer Menus then proceed 1 Installation ...
Page 37: ...Page 34 1 Installation ...
Page 40: ...Page 37 1 Installation ...
Page 42: ...Page 39 1 Installation ...
Page 45: ...Page 42 1 Installation ...
Page 48: ...Page 45 1 Installation ...
Page 50: ...Page 47 1 Installation ...
Page 53: ...Page 50 1 Installation ...
Page 55: ...Page 52 1 Installation ...
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