Aiko CTH3-115, CTH3-150, CTH3-80, CTH3-200 service manual Roberts-Gordon LLC

TABLE OF CONTENTS

SECTION 1: Heater Safety		1	SECTION 9: Gas Piping		37
1.1 Manpower Requirements		1	SECTION 10: Wiring		39
1.2 Safety Labels and Their Placement		1	10.1	Standard Heater Configuration	39
1.3 California Proposition 65		1	10.2	Central and Satellite Heaters (Zoning Capability) ....	40
SECTION 2: Installer Responsibility		4	10.3	Communication Wiring within a Zone of Heaters	42
2.1	Wall Tag	4	10.3	Communication Wiring within a Zone of Heaters
2.2	Corrosive Chemicals	4		(continued)	43
2.3	National Standards and Applicable Codes	4	10.4	Heat Demand Control Wiring	44
SECTION 3: Clearances to Combustibles		5	10.5	Internal Wiring	52
3.1	Required Clearances to Combustibles	5	10.6	Ladder Diagram	53
SECTION 4: National Standards and Applicable Codes		9	10.7	Line Voltage Power Wiring	54
4.1	Gas Codes	9	10.8	Electrical Connection to the Burner	54
4.2	Aircraft Hangars	9	10.9	Low Voltage Control Wiring Installation	55
4.3	Public Garages	9	SECTION 11: Operation and Maintenance		56
4.4	Electrical	9	11.1 Sequence of Operation		56
4.5	Venting	9	11.2 To Shut Off Heater		56
4.6	High Altitude	9	11.3 To Start Heater		56
SECTION 5: Major Components		10	11.4 Pre-Season Maintenance and Annual Inspection		56
5.1	Standard Parts List	11	SECTION 12: Troubleshooting		59
SECTION 6: Heater Installation		12	12.1	Control LED	60
6.1	Burner Tube Installation	16	12.2	General LED Codes	60
6.2	Tube Clamp Package Installation	16	12.3	Troubleshooting Flow Chart	62
6.3	Coupling and Tube Assembly	17	12.4	Manifold Gas Pressure Measurement	64
6.4	Turbulator Installation	18	12.5	Pneumatic Connections	65
6.5	Reflector Installation	19	SECTION 13: Replacement Parts		66
6.6	Burner Installation	21	SECTION 14: General Specifications		69
SECTION 7: Optional Heater Accessories		22	14.1	Material Specifications	69
7.1 U-Tube Configuration		22	14.2	Heater Specifications	69
7.2 Elbow Package Configuration		25	14.3	Suspension Specifications	69
7.3 Reflector Side Extension		27	14.4	Controls Specifications	69
7.4 Lower Clearance Shield Installation		28	SECTION 15: The ROBERTS GORDON® VANTAGE®
7.5 Two-Foot Decorative Grille Installation		28		MODULATING Warranty	71
7.6 Protective Grille Installation		30
SECTION 8: Venting		31
8.1	Venting	31
8.2	Unvented Operation	31
8.3	Horizontal Venting	32
8.4	Vertical Venting	32
8.5	Unvented Operation Tube Termination	32
8.6	Length Requirements	32
8.7	Horizontal Ventilation 4" (10 cm) Pipe	32
8.8	Vertical Ventilation 4" (10 cm) Pipe	33
8.9	Common Side Wall Venting	33
8.10 Common Vertical Venting		34
8.11 Outside Combustion Air Supply		35

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