Maintain all clearances around
the water heater.
Model
110 Indoor* (T-KJr2-IN)*
310 Indoor* (T-K4-IN)*
510 Indoor* (T-D2-IN)*
110 Outdoor (T-KJr2-OS)
310 Outdoor (T-K4-OS)
510 Outdoor (T-D2-OS)
*Standard indoor installations and direct-vent indoor installations have the same clearances.
**24 inches recommended for maintenance
Check that these items below are included with the water heater.
1. Installation manual
and Owner's guide
Qty: 1
110 Indoor
Model
(T-KJr2-IN)
9007666005
✓
(TK-RE02)
9007603005
(TM-RE30)
Model
No.
9007996005
1
(4" Backflow preventer and F-F adaptor)
9007667005
2
(Direct-vent conversion kit)
9007670005(Pipe cover)
3
9007671005 (Pipe cover)
4
9007674005 (Recess box)
9008004005/9008005005
5
(Termination & Wall thimble kit)
9008147005/9008148005
6
(Direct-vent concentric Termination)
CLEARANCES
Top
Bottom
12 in.
12 in.
(305 mm)
(305 mm)
36 in.
12 in.
(914 mm)
(305 mm)
INCLUDED ACCESSORIES
2. Temperature
remote controller
or
TK-RE02
TM-RE30
110 Outdoor
310 Indoor
(T-KJr2-OS)
(T-K4-IN)
✓
✓
OPTIONAL ITEMS
110
110
Indoor
Outdoor
(T-KJr2-IN)
(T-KJr2-OS)
✓
✓
✓
✓
✓
✓
✓
10
Page
Installation Manual
Top
Side
Front
Bottom
Front
Back
4 in.**
1 in.
(102 mm)
(25 mm)
24 in.
1 in.
(610 mm)
(25 mm)
3. Communication cable
510 (T-D2) model only
Qty: 1
310 Outdoor
510 Indoor
(T-K4-OS)
(T-D2-IN)
✓
✓
310
310
510
Indoor
Outdoor
Indoor
(T-K4-IN)
(T-K4-OS)
(T-D2-IN)
✓
✓
✓
✓
✓
✓
✓
Installation
Back
Side
Sides
3 in.
(76 mm)
3 in.
(76 mm)
Qty: 1
510 Outdoor
(T-D2-OS)
✓
510
Outdoor
(T-D2-OS)
✓
✓
✓
✓
✓
✓
✓