Modine Manufacturing Airedale ClassMate CMD Installation And Service Manual page 2

IMPORT ANT
1. The use of this manual is specifically
intended for a qualified installation and
service agency. A qualified installation and
service agency must perform all installation
and service of these appliances.
2. Units contain the refrigerant R-454B. Review
the R-454B Material Safety Data Sheet
(MSDS) for hazards and first aid measures.
3. Refrigerant charging should only be carried
out by an EPA-certified air conditioning
contractor.
4. Leak Detection System installed. Unit must
be powered except for service.
5. This unit is equipped with electrically
powered safety measures. To be effective,
the unit must be electrically powered at all
times after installation, other than when
servicing.
IMPORT ANT
1. Ce manuel est spécifiquement destiné
au personnel d'une entreprise qualifiée
d'installation et d'entretien. Toutes les
opérations d'installation et d'entretien
doivent être confiées à une entreprise
qualifiée.
2. Les unités contiennent du fluide frigorigène
R-454B. Pour les dangers et les mesures
de premiers soins, consultez la fiche
signalétique du R-454B.
3. L'ajout de frigorigène doit être confié à un
spécialiste de la climatisation certifié par
l'agence de la protection de l'environnement
(EPA) du gouvernement américain.
4. Un système de détection de fuite est installé.
L'unité doit être alimentée sauf pendant le
service.
5. Les unités sont équipées de dispositifs de
sécurité alimentés électriquement. Pour
être efficace, l'unité doit être alimentée
électriquement en permanence après
l'installation, sauf pendant l'entretien.
INSPECTION ON ARRIVAL
1. Inspect unit upon arrival. In case of damage, report it
immediately to transportation company and your local
factory sales representative.
2. Check rating plate on unit to verify that power supply meets
available electric power at the point of installation.
3. Inspect unit upon arrival for conformance with description of
product ordered (including specifications where applicable).
2
TABLE OF CONTENTS
Inspection On Arrival
Special Precautions
Hazard Intensity Levels ...................................................3
Unit Location / Installation
Handling ..........................................................................6
Preparation .....................................................................7
Drainage .........................................................................7
Water Quality Standards
Installation ............................................................................9
Optional Unit Rough-In Accessories
Unit Installation
Rear Extension, Plenum, and Filler Panel Assembly
Installation .....................................................................10
Filler Panel (Optional)
Optional Unit Discharge Accessories
Piping Installation - Hot Water Coils
Piping Insulation ............................................................11
Wiring ............................................................................12
Piping Installation - Direct Expansion (DX) Split Systems
(model CMS only)
Terminal Strip Connections
Start-Up Procedure
Pre-Start Checks ...........................................................14
Refrigerant Detection System
Unit Start-Up Procedure ................................................14
Sequence of Operation
Dimensions - Models CMD/CMP
Dimensions - Model CMS
Dimensions - Models SMG/SMW
Performance Data
Technical Data ...................................................................24
Component Layout - Models CMD/CMP ............................26
Component Layout - Model CMS .......................................27
Component Layout - Models SMG/SMW
Maintenance ......................................................................30
Precautions for Work with Flammable Refrigerant
Maintenance Schedule
Access ..........................................................................31
Electrical Components and Connections
Replacement Parts
Charging Procedure
Refrigerant Recovery
Troubleshooting
Decommissioning ...............................................................36
Model Identification
AIR 2-504.0
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