3
Installation Instructions
1.
Included Accessories
The following accessories are included with the unit.
Check for any missing items before starting installation.
Q’ty
Shape
Part
Tapping Screw
1
each
Part
Shape
Q’ty
5
Owner's Guide,
Installation Manual
(this document)
2.
Optional Accessories
The accessories listed below are not
included with the units, but may be necessary
for installation.
Q’ty
Shape
Part
Part
Shape
Q’ty
2
Main Controller
(RCM3211)
1
Sub Controller
(RCS3211)
1
• Maximum two Sub controllers can be used. See P.25 for details.
Outdoor Vent Cap
(VC-100C)
Quick Connect Cord
1
System Controller
1
Priority
Burner on
Horizontal
Flue Terminal
(*1)
1
Vertical
Flue Terminal
(*1)
1
(*1) Attach the seal ring included with the Flue Terminal (optional accessories) to the groove of exhaust
side of equipment securely following precautions.
Otherwise, a leakage of exhaust air is generated and it will cause CO poisoning.