Lennox COMFAIR HH, COMFAIR HH 10, COMFAIR HH 40, COMFAIR HH 50, COMFAIR HH 60 Installation, Operating And Maintenance Manual
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Providing indoor climate comfort
COMFAIR - HH
HH-IOM-0304-E
Installation, operating
and maintenance
INDEX
INDEX1
INTRODUCTION2
RECOMMENDATIONS2
FIRST PART: FOR THE INSTALLER
IDENTIFICATION OF THE UNIT3
TRANSPORTATION, RECEIVING, HANDLING
Safety provisions3
DESCRIPTION OF THE UNIT
General size of the base unit4
General technical data5
Main parts5
UNIT INSTALLATION
Recommendations for installation6
Installation of the air treatment unit6-7
Installation of the accessories for ducting the air treatment unit7-9
WATER CONNECTIONS
Connection to the trunk line10
Condensate water drainage10
ELECTRICAL CONNECTIONS
Recommendations
Connections to the terminal blocks11-13
TURNING THE COIL14
SECOND PART: FOR THE USER
CLEANING AND MAINTENANCE
Routine maintenance15
Cleaning the air filter15
WHAT TO DO IF16
DISMANTLING THE UNIT16
INSTALLATION - OPERATING & MAINTENANCE MANUAL
Page 1
INTRODUCTION
This installation and maintenance booklet should always accompany the air treatment unit for ready consultation by
the installer or user if necessary.
The unit should be installed in compliance with the regulations in force in each country and according to the manufacturer's
or qualified person's instructions.
The manufacturer cannot be held liable for any damage to property or injury to persons and animals caused by incorrect
installation of the unit.
Only qualified persons should install the unit and connect it to the mains electricity supply.
Before carrying out any work on the unit, ensure that it is disconnected from the electricity supply.
Read this instruction booklet prior to installation.
RECOMMENDATIONS
This unit is easy to use, but it is important to read all the contents of this guide before using it for the first time. This
will help you to:
- use the unit in all safety
- obtain best performance
- avoid incorrect actions
- respect the environment
Do not allow children or unassisted handicapped persons to use the unit.
Do not touch the unit with wet parts of the body or if barefoot.
Do not tug, pull or twist electrical cables attached to the unit, even when disconnected from the electricity supply.
Do not open the flaps giving access to the internal parts of the unit without having first put the system on-off switch to
"off".
Do not introduce sharp pointed objects through the air intake and outlet grilles.
Do not leave packing material (boards, staples, plastic bags, etc.) within reach of children since they could be a source
of danger. Dispose of correctly.
Do not spray or throw water directly on the unit.
Do not use the unit in places with suspended dust/powder or in potentially explosive atmospheres, in very damp
environments or in the presence of oil in suspension or in particularly aggressive atmospheres.
Do not cover the unit with objects or drapes that even partially obstruct the air flow.
The unit works by electricity at mains voltage (230 Vac, 50 Hz). Always bear in mind that mains voltage is potentially
dangerous and any appliance connected to it should be used with caution. Before carrying out any work on the unit,
disconnect it from the electricity supply (by pulling out the plug from the mains socket or isolating the supply line by
putting the on-off switch to off).
If the unit is not be used for long periods, make sure that the controls are in the position 0 (off). If the unit is not going
to be used in winter when temperatures are near to freezing, drain the system and ensure that the unit heat exchanger
has no water in it in order to prevent the formation of ice and consequent breakage.
To make the unit inoperable, disconnect it totally from the electricity supply.
It is unsafe to alter or try to alter the characteristics of this product. Any tampering or alteration in any case makes the
warranty null and void.
In the event of malfunction or failure, do not try to repair the unit yourself; contact a qualified technician. Repairs carried
out by incompetent persons could cause damage or accidents.
Always keep the unit clean. In particular clean the air filter periodically (at least once a month).
.
FAILURE TO COMPLY WITH THE ASSEMBLY INSTRUCTIONS GIVEN IN THIS
GUIDE RELIEVES LENNOX OF ALL AND ANY LIABILITY. INCORRECT
INSTALLATION COULD CAUSE MALFUNCTIONING OR FAILURE OF THE UNIT.
IT COULD ALSO REPRESENT A HAZARD FOR THE USER.
!
INSTALLATION - OPERATING & MAINTENANCE MANUAL
Page 2
IDENTIFICATION OF THE UNIT
The HH air treatment units come with a rating plate, which shows:
- The manufacturer's address - Supply voltage in "V"
- "CE" marking - Supply frequency in "Hz"
- Model - Num ber o f phases, indicated with "Ph"
- Lot number - Total cooling capacity in "W"
- Date of production - Sensible cooling capacity in "W"
- Rated absorbed current in "A" - Heat output.
- Input in "W"
TRANSPORTATION, RECEIVING, HANDLING
The units and their accessories are enclosed in cardboard boxes up to size 50, while the other sizes are palletised.
The packs should be kept intact until positioned in the final place of installation.
Use suitable handling equipment according to the weight of the unit, as provided for by directive 89/391/EEC and
subsequent amendments.
The weight of each single machine is given in this guide (table 2).
Upon receiving the unit, check all the parts for any damage caused in transit. Any damage should be reported to the
carrier by affixing an accepted with reservation on the accompanying note, specifying the type of damage.
In the event of prolonged storage, keep the units protected against dust and far from sources of vibration or heat.
The number of units that may be positioned on one pallet are given in the table (table 1).
SAFETY PROVISIONS
Secure packs during
transportation.
Do not expose to the
elements.
Do not tread on packs.
Protect hands with work gloves
when dismantling the unit.
Work in PAIRS if the
appliance weighs
more than 25 kg.
Tab. 1
MODE HH 10 HH 20 HH 30HH 40 HH 50
HH
60
HH 70
Max. number per pallet
Pallet size
Unit overall dim.
mm650x533x2991.000x533x2991.100x533x3241.339x533x3241.339x533x3741.341x853x6742.028x853x674
N.10555522
140x80 120x80 120x80 150x80 150x80 150x100 230x100
N.B.: the units may be stacked up to a maximum of 1.80 m in height
LENNOX CANNOT BE HELD LIABLE FOR DAMAGE DUE TO INCORRECT
HANDLING OR LACK OF PROTECTION AGAINST THE ELEMENTS.
!
INSTALLATION - OPERATING & MAINTENANCE MANUAL
Page 3
DESCRIPTION OF THE UNIT
MODELS HH 10, 20, 30, 40, 50
51
MODELS HH 60-70
51
B
44
44
37
L
51
51
B
44
44
37
L
29
29
P
26
A
76
H
107
Ø 20
29
29
P
26
A
76
H
107
Ø 20
Fig. 1
HH
UNIT BASE
400
A
SSPSREPAMBAMRAM
B
B
50
50
B 5050
B
B
B
50
50
B 5050
20426 26
A 1111
A 1111
341
A115
20426 26
A 1111
A 111170A
ØBAM
30
B
51
51
L
B 5151
4444
P
26
H
A
29 29
76
26A76
ØAFØA
C
ØC
Fig. 2
GENERAL SIZE OF THE BASE UNIT
GENERAL SIZE OF DUCTWORK ACCESSORIES
INSTALLATION - OPERATING & MAINTENANCE MANUAL
Page 4
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