Heat Controller MDG SERIES - Manuals

Page 2 - INSTALLATION INSTRUCTIONS; LIST OF FIGURES AND TABLES; Table of Contents

Cased/Uncased Coils INSTALLATION INSTRUCTIONS Heat Controller, Inc. 1 1.0 MODEL NOMENCLATURE .....................................................................................22.0 SAFETY .................................................................................................................

Page 3 - Model Nomenclature; NOTE

Heat Controller, Inc. INSTALLATION INSTRUCTIONS Cased/Uncased Coils 2 1.0 Model Nomenclature C D G 18 F A - A C = Uncased Coil M = Multi Postion Cased Coil Design Series R-410A Refrigerant 18 = 18,000 BTUH24 = 24,000 BTUH30 = 30,000 BTUH36 = 36,000 BTUH42 = 42,000 BTUH48 = 48,000 BTUH60 = 60,000 BTU...

Page 4 - Warning

Cased/Uncased Coils INSTALLATION INSTRUCTIONS Heat Controller, Inc. 3 When you see the symbols below on labels or in manual, be alert to the potential or immediate hazards of personal injury, property and/or product damage. It is the owner’s or installer’s responsibility to comply with all safety in...

Page 5 - Inspection Upon Unit Arrival

Heat Controller, Inc. INSTALLATION INSTRUCTIONS Cased/Uncased Coils 4 The unit can be positioned for bottom return air in the upflow position, left and right return in the horizon - tal position, top return in downflow position. 3.1 Codes & Regulations This product is designed and manufactured t...

Page 6 - Dimensional Data; and Component Location; Unit Dimension and Component Location

Cased/Uncased Coils INSTALLATION INSTRUCTIONS Heat Controller, Inc. 5 AUXILIARY DRAIN CONNECTION 3/4'' NPT FEMALE PIPE THREAD 3/4'' NPT FEMALE PIPE THREAD A W 21'' 20'' W1 19'' H VAPOR LINE CONNECTION COPPER (SWEAT) LIQUID LINE CONNECTION COPPER (SWEAT) COIL ACCESS PANEL HORIZONTAL DRAIN CONNECTION ...

Page 7 - Component Location

Heat Controller, Inc. INSTALLATION INSTRUCTIONS Cased/Uncased Coils 6 H The Max.resistant pressure of evaporator is up to 16MPa (2320PSI) TOP AIR STOP LIQUID LINE CONNECTION VAPOR LINE CONNECTION W D AUXILIARY DRAIN CONNECTION 3/4'' NPT FEMALE PIPE THREAD PRIMARY DRAIN CONNETION 3/4'' NPT FEMALE PIP...

Page 8 - Installation Instructions; Installation and Trap Connection; Fig. 3: Installation and Drain Connections

Cased/Uncased Coils INSTALLATION INSTRUCTIONS Heat Controller, Inc. 7 4.0 Installation Instructions 4.1 Parts Contact your distributor for authorized replacement parts. 4.2 Pre-Installation Instructions Carefully read all instructions for installation prior to installing product. Make sure each step...

Page 9 - Drain Applications; Condensate Drain Piping; Plastic Drain Pan Installation

Heat Controller, Inc. INSTALLATION INSTRUCTIONS Cased/Uncased Coils 8 5.0 Drain Applications 5.1 Condensate Drain Piping Consult local codes for special requirements. To provide extra protection from water damage, install an additional auxiliary drain pan, provided by installer under the entire unit...

Page 11 - Refrigerant Connections; Flowrator Piston Change; To change the piston, use following steps:

Heat Controller, Inc. INSTALLATION INSTRUCTIONS Cased/Uncased Coils 10 6.0 Refrigerant Connections To prevent refrigerant leak, use proper tools to ensure clean, burr-free cut. Use brazing shield when welding close to the cabinet surface and wet rag to protect rubber grommet. Brazing alloy should be...

Page 12 - Table 1: Flowrator Piston Size Chart

Cased/Uncased Coils INSTALLATION INSTRUCTIONS Heat Controller, Inc. 11 Condensing Unit Model No. HCI Indoor Coil PISTON SIZE Cased Coil Uncased Coil RSG18S-1D RSG18R-1D MDG18FA-A CDG18FA-A 0.050 MDG18FB-A CDG18FB-A RSG24S-1D RSG24R-1D MDG24FA-A CDG24FA-A 0.053 MDG24FB-A CDG24FB-A RSG30S-1D RSG30R-1D...