York D7CG 060, D7CG 036 Table Of Contents, Installation, Operation, Start-Up, Tables, Figures

530.18-N8Y

TABLE OF CONTENTS

General	1
Inspection	1
Reference	1
Approvals	1
Nomenclature	2
INSTALLATION
Limitations	3
Location	3
Rigging and Handling	3
Clearances	3
Ductwork	3
Filters	4
Condensate Drain	4
Service Access	4
Thermostat	4
Power and Control Wiring	4
Blower Speed Selection	4
Scroll Compressors	4
Combustion Discharge	4
Disconnect Switch Bracket For Optional Belt-Drive	5
Gas Piping	5
Gas Connection	6
L.P. Units, Tanks and Piping	6
Low NOx Application	6
Vent and Combustion Air Hoods	7
Optional Economizer Rain Hood	7 & 8
OPERATION
Cooling System	15
Cooling Sequence of Operation	15
Safety Controls (Cooling)	15
Heating Sequence of Operation	15
Safety Controls (Heating)	15
Heat Anticipator Setpoints	16
Pre-Start Check List	16
START-UP
Operating Instructions	16
Post-Start Check List (Gas)	16
Manifold Gas Pressure Adjustment	16
Pilot Checkout	17
Burner Instructions	17
Burner Air Shutter Adjustment	17
Supply Air Blower and Temperature Rise Adjustment	17
Checking Gas Input	18
Secure Owner’s Approval	18

MAINTENANCE & TROUBLE SHOOTING

Normal Maintenance			19
Cleaning Flue Passages and Heating Elements			19
Troubleshooting		19 & 20
	TABLES
No.	Description	Page
1	Unit Application Data		3
2	Gas Heat Application Data		4
3	Pipe Sizing		5
4	Static Resistances		8
5	Physical Data		9
6	Supply Air Blower Perf. 3 - 6 Ton Direct-Drive		9
7	Motor & Drive Data-Belt-Drive Blower		9
8	Supply Air Blower Perf. 3 & 4 Ton Belt-Drive		10
9	Supply Air Blower Perf. 5 & 6 Ton Belt-Drive		11
10	Electrical Data Direct-Drive		12
11	Electrical Data Belt-Drive		12
12	Superheat, 036		12
13	Superheat, 048		13
14	Superheat, 060		13
15	Superheat, 072		13
16	Limit Control Setting		16
17	Belt Drive Supply Air Motor Pulley Adj		17
18	Gas Rate - Cubic Feet Per Hour		18
	FIGURES
No.	Description	Page
1	Recommended Drain Piping		4
2	Typical Field Wiring		5
3	External Supply Connection		6
4	Bottom Supply Connection		6
5	Vent and Combustion Air Hoods		7
6	Economizer Rain Hood Assembly		7
7	Enthalpy Setpoint Adjustment		8
8	Center of Gravity		9
9	Dimensions and Clearances		14
10	Gas Valve Piping		15
11	Gas Valves		16
12	Proper Flame Adjustment		17
13	Typical Flame Appearance		17
14	Belt Adjustment		17
15	Press. Drop versus Supply Air CFM		18

PRODUCT NOMENCLATURE

	D	7		C	G	0	3	6
PRODUCT CATEGORY
D = Single Package Air Conditioner
(Air Cooled)
PRODUCT GENERATION
2 = 2nd Generation
7 = 7th Generation
PRODUCT IDENTIFIER
CG = Gas/Electric		NOMINAL COOLING
				CAPACITY
			036 = 3 Ton
			048 = 4 Ton
			060 = 5 Ton
			072 = 6 Ton

N 0 4 0 2 5

FACTORY INSTALLED

HEAT

N = Gas Heat Installed

VOLTAGE CODE

06 = 208/230-1-60

25 = 208/230-3-60

46 = 460-3-60

58 = 575-3-60

NOMINAL GAS HEATING

OUTPUT CAPACITY

040 = 40 MBH

060 = 60 MBH

079 = 79 MBH

099 = 99 MBH

2 Unitary Products Group