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© JBG-HT (v.2.0)
SERVICE MANUAL
– HEAT PUMP
Defr. Heater
: allow the operation of the heater during
defrosting
Timer mode
: enables the activation of the timer algo-
rithm for the operation of the heater during defrost. If
not enabled, the heater runs throughout the defrost
Timer level
: the first threshold of the return tempera-
ture, below which the heater will turn on for Timer
time
Timer
: the time for which the heater will turn on after
the Timer Level temperature is exceeded
On Level
: the second return temperature threshold,
beyond which the heater will run until the defrost pro-
cedure is completed
Differential AUTO
: enable automatic change of the
fan control curve depending on the ambient tempera-
ture
Defrost AUTO
: enable automatic change of evapora-
tion temperature, below which evaporator defrosting
is activated depending on the ambient temperature
5.6. Unit
Unit type
: heat pump mode selection
•
DHW + Heating
•
Heating only
•
DHW only
At this time, cooling mode unavailable
•
DHW + H Cooling
•
H Cooling
•
DHW + Cooling
•
Cooling only
Reversible unit
: reverse logic
Low. P. alarm thrsh*.
: low suction pressure alarm
tripping threshold
Hi. P. alarm thrsh*.
: high discharge pressure alarm
tripping threshold
* adjust to the pressure switches used
Manual
: option to manually activate the crankcase
heater
Summary of Contents for ZHHS-01-10K-R290-V5-M
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