Lennox DM User Manual

DC-DM-ROOFTOP-IOM-1801-E - 32 -
CODE DESCRIPTION CONDITION EFFECT RESET POSSIBLE CAUSES POSSIBLE REMEDIES
DS
MENU
008
Water Condenser, Water
Level.
Water leak detected by the
level detector.
Waiting stop: 1s (Waiting for
the closure of the contact),
Delayed: 30s.
Stop all
compressors.
10/day • Leakage on the piping. • Check the piping. [2536]
009
Main, Power Supply,
Electrical Fault.
Main 400V power supply is not
present (Customer contact
'400V')
Enabled: At power on. Full stop. Automatic
• Main power issue,
• Wrong setting.
• Check the main power
tension,
• Check the settings (3131 to
3147).
[2181]
to
[2197]
011
Electrical Heaters,
Overheating.
The status of the safety
thermostat of the main
electrical heater signals an
oveheating on the system.
Delayed: 5s,
Enabled: 5s after one electrical
heater start.
Stop the
electrical heater
If [3114] = True:
Full stop.
Manually
• Problem with wiring of the
electrical heaters,
• Air system obstructed or
closed,
• Filter clogged,
• Belts broken.
• Check the connections of the
electrical heaters,
• Check the air system,
• Clean the filters,
• Replace the belts.
[2723]
012
Fresh Air, Electrical Heater,
Overheating.
The status of the safety
thermostat of the Fresh Air
electrical heater signals an
oveheating on the system.
Delayed: 5s,
Enabled: 5s after one electrical
heater start.
Stop the
electrical heater
If [3114] = True:
Full stop.
Manually
• Problem with wiring of the
electrical heaters,
• Air system obstructed or
closed,
• Fresh air damper closed,
• Belts broken.
• Check the connections of the
electrical heaters,
• Check the air system,
• Check air damper,
• Replace the belts.
[2882]
013
Hot Water, Risk of Frosting.
The safety thermostat of the
hot water signals a risk of
frosting on the system.
Delayed: 1s. Full stop. Manually
• Check the connections,
• The fresh air damper is
blocked opening.
• Check the connections.
• Check air damper.
[2733]
014
Gas Burner 1.
The gas burner control box has
generated a fault and is no
longer controlling the fume
extractor fan.
Delayed: 5s,
Waiting stop: 4min,
Enabled: 6min after gas burner
requested (10s for eNeRGy).
Stop the gas
burner
If [3114] = True:
Full stop.
3/day
• Problem with wiring
connection,
• Problem with electronic gaz
controler,
• Problem with gas supply or
pressure.
• Check the connections.
• Check gas burner.
[2713]
015
Gas Burner 2.
The gas burner control box has
generated a fault and is no
longer controlling the fume
extractor fan.
Delayed: 5s,
Waiting stop: 4min,
Enabled: 6min after gas burner
requested (10s for eNeRGy).
Stop the gas
burner
If [3114] = True:
Full stop.
3/day
• Air system obstructed or
closed,
• Filter clogged,
• Belts broken.
• Check the air system,
• Clean the filters,
• Replace the belts.
[2716]

Lennox DM Specifications

General

Brand	Lennox
Model	DM
Category	Monitor
Language	English