Venmar 6LC Instructions Pour L'installation, L'utilisation Et L'entretien page 56

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5 8 5 8
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12
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VE0345A
SYMPTOMS
Inside air is too dry
Persistent condensation on windows, walls,
ceilings, etc.
Unit stops functioning
Air from supply diffusers too cold
Unit makes annoying noise
Core freezing up
Appendix H
WIRING DIAGRAMS
7000 - Recirculation Defrost (
Appendix I
TROUBLESHOOTING
POSSIBLE CAUSES
Over ventilation - speed setting too high
Dehumidistat setting is too low
Improper adjustment of dehumidistat
control
Improper ventilation rate
Window frame is too cold or leaky
Electrical supply interrupted
Imbalance of supply and exhaust air
Outdoor temperature very cold
Blower wheel out of alignment
Imbalance of supply and exhaust air
Defrost damper not functioning
For technical assistance and warranty information,
please call your local supplier.
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cont'd
TAGS
CR1029
CR1030
FU2023
UCB1021
XF2024
R2004
SN1030
TB1001
JU1
JU1
JU1
JU1
JU1
JU1
JU1
SOLUTIONS
Adjust speed setting
Set dehumidistat control in a higher position
(if applicable)
Adjust dehumidistat control knob to a lower
setting
Install a dehumidistat (option)
Repair window frame
Check the unit circuit breaker
Check filters and cores for blockage
Check balance of airflows
Install electric duct heater if necessary
Remove the motor/blower assembly
and adjust blower wheel
Check filters and cores for blockage
Check balance of airflows
Check for operation of both defrost damper
actuators
CONTROL BOX BOM
QTY. DESCRIPTION
R DPDT 120 VAC 1/2
ELAY
2
15 A @ 120 VAC
F 0.5 A F
USE AND USE HOLDER
1
FLUSH MOUNT
1 PC B
OARD
1 T
RANSFORMER
1 R 3.9K
ESISTOR
1 T 10K O
HERMISTOR HMS
1 S B
PLITTER LOCK
JUMPER SETTINGS
FOR CONTROL BOARD
A ON
B OFF
C OFF
D ON
E ON
F ON
G ON
HP