Airxcel Aqua-Hot 600 Series, Installation Manual

Page: 40 / 63

Providing AC Power
©Aqua-Hot® 600D Installation Manual p. 39
Figure 77
Connecting the 600D to 120V AC Power
The following section will detail how to connect the Aqua-
Hot to the vehicle’s AC electric system. Connect the 3-pin Molex
connector to the coach-side AC electric system in order to utilize
the Aqua-Hot’s AC heating element.
• Installation must be performed by a qualifi ed professional
according to current national regulations. Reference
A119.2/NFPA 501C Standard on Recreational Vehicles
1993 Edition.
• The boiler must be connected to a 120V AC supply
permanently and be protected with a 20A breaker
(minimum). The 120V AC must be separate from 12V DC.
• It must be possible to disconnect the power to the boiler,
either an easily accessible plug or a circuit breaker.
• Please refer to the schematic on page 48.
AC Terminal Blocks
Instructions:
1. Run two 12-2 ROMEX wires with ground wires, from
two over-current protected (20 amp circuit breaker
required) 120 Volt-AC power supplies through the Aqua-
Hot’s cable clamp fi tting and to the appropriate terminal
black. Reference Figures 78 & 79.
2. Secure the wires into their terminals by tightening the
corresponding screw on the terminal block to 5 inch-
pounds using a slotted screw driver blade no larger than
⅛”.
3. Reinstall the terminal block access cover and tighten
the screws securing the cover to the Aqua-Hot.
Figure 78
AC Wiring Ports
L1 N G
Figure 79