Carrier XCT7 40VH A-7G Series Installation And Owner's Manual page 24

Installing Heat Reclaim Ventilation
3. Special attention shall be given to following issues during installation and following completion of the same
a. Check upon Construction Completion
Item
Unit fixed tight?
External air hoses tilted downwards and leading
outdoor?
Adequate heat insulation available for the unit?
Valuables placed under air outlet frame?
Supply voltage conforms to rating on name
plate?
Correct wiring?
Safe earth connection?
Air inlet port and outlet port blocked by objects?
b. Operating Instruction Essentials
WARNING, CAUTION and
and damages to devices, therefore, contents thereof shall be explained to users who shall be asked to read
the manual.
Please check against items in "Safety Considerations" again.
When moving or unpacking the unit, please hold the hoist hook.
Do not apply force to other parts, joint flange in particular. Please improve heat insulation when temperature and
humidity inside ceiling exceed 30°C and RH80%. Glass wool or polyethylene foam shall be used to deliver heat
insulation so that insulation thickness does not exceed 10mm, which is fit for the opening space on ceiling.
1. Choose installation site according to installing conditions and users' requirements.
The unit shall be installed in places featuring adequate strength and stability (e.g., crossbeam, ceiling, and other
locations capable of bearing unit weight. Insufficient strength is dangerous and may cause vibration and abnormal
operating noise).
Do not install the unit directly unto ceiling and wall surface; direct contact may cause vibration. Install the unit in places
where cleaning and service are facilitated.
• The unit, power lines and wires shall be kept at least 1 meter away from TV sets and radios to prevent
interruption and noise. Placing of valuables right under the unit is strictly prohibited to prevent condensed
water from dripping onto valuables and causing damages.
• Air chest may not be used in certain regions; please consult local authorities and fire department.
• In case that fireproof material is required in certain buildings, common air hose shall be supported with
copper tube to exhaust air.
Possible Consequences due to Erroneous
Practices
Device may fall off, vibrate, or make noises.
Condensed water may enter.
Heat exchange efficiency may be impaired,
and condensed water may occur; in that
case, condensed water dripping onto
valuables, damages may occur.
Fault may ensue or parts may get burnt out.
Fault may ensue or parts may get burnt out.
Danger of creepage is possible.
Possibly leading to incomplete ventilation or
abnormal running noises.
PROHIBITED in the manual are indications of possible bodily injury
CAUTION
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