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2319 Laurelbrook Street, Raleigh, NC 27604 · (800) 542-7221 · FAX (919) 834-4526 · www.ultimate-products.com
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-INDEX-
A. INSTALLATION INSTRUCTIONS 2
1. TECHNICAL DATA
(a) General Information
(b) ER-Series heating Models (or GX, CW, AL, SC)
(c) Typical Arrangement of Heater
2 – 4
2. PACKAGING AND SHIPPING
4 – 5
3. MOUNTING CLEARANCES
5 – 6
4. PRE-ASSEMBLY
6
5. INSTALLATION
7
6. GAS CONNECTION
8 – 9
7. ELECTRICAL CONNECTION
10 – 11
8. VENT REQUIREMENT AND DETAILS
(a) Unvented units
(b) Vertical Vent
(c) Horizontal Vent
12 – 13
9. FRESH AIR DUCTED INTAKE
(a) Vertical Thru Roof
(b) Horizontal Thru Wall
13
10. INSTALLATION CHECK OUT AND START UP
14 – 15
B. SERVICE
AND MAINTENANCE INSTRUCTIONS
1. Servicing Instructions
2. Routing Service
3. Replacement of Components
4. User Instructions
16 – 21
C. Appendix ‘A’
22-53
D. Appendix ‘B’
54-56
Note: All reference to standard specifications, codes, regulations, etc., are intended to
reflect latest editions included in the ANSI Testing, Construction, Performance and
Installation Standards. (ANSI/ NFPA standard 1985)