Repair Parts - Carrier BW4 Installation, Start-Up, And Operating Instructions Manual

2
3
4
1
KEY
NO.
3 Section
1 403-00-004
2 403-00-005
* 146-95-006
* 146-95-007
3 146-14-015
4 146-19-003
5 146-19-021
6A 146-95-043
6B 146-19-014
6C 146-95-013
7 403-00-001
8 403-00-002
9 433-00-976
10 403-00-003
11 425-00-276
12 146-93-064
13 146-27-020
14 146-19-001
15 146-95-105
15A 146-95-113
15B 146-95-114
15C 146-95-115
* 433-60-408
16 425-00-226
17 137-04-007
18 403-00-301
19 146-05-002
* 146-95-042
* Not illustrated.
† Four are required for first intermediate replacement section and 2 for each additional section.

REPAIR PARTS

→ OIL-FIRED HOT WATER BOILERS
8
8
9
7
6
5
19
Boiler Parts
This is a Repair Parts List—Not a Packing List
PART NO.
4 Section 5 Section
403-00-004 403-00-004
403-00-005 403-00-005
146-95-006 146-95-006
146-95-007 146-95-007
146-14-015 146-14-015
146-19-003 146-19-003
146-19-021 146-19-021
146-95-043 146-95-043
146-19-014 146-19-014
146-95-013 146-95-013
403-00-001 403-00-001
403-00-002 403-00-002
433-00-976 433-00-976
403-00-003 403-00-003
425-00-277 425-00-278
146-93-064 146-93-064
146-27-020 146-27-020
146-19-001 146-19-001
146-95-105 146-95-105
146-95-113 146-95-113
146-95-114 146-95-114
146-95-115 146-95-115
433-60-408 433-60-408
425-00-226 425-00-226
137-04-007 137-04-007
403-00-401 403-00-501
146-05-051 146-05-053
146-95-042 146-95-042
—22—
17
16
11
9
9
18 BLOCK ASSEMBLY
DESCRIPTION
Fire Door
Observation Door
5/16-in. X 3/8-in. Socket Shoulder Bolt 1/4-20 Thread
5/16-in. Lock Washer
Fire Door Insulation
Target Wall
Jacket Support Spacers (2 required)
5/16-in.-18 X 2 1/4-in. Stud (4 required)
3/4-in. Spacer (4 required)
5/16-in.-18 Hex Nuts (4 required)
Front Section
Intermediate Section
2-in. Nipples†
Rear Section
Collector Flue
Gasket
Tankless Heater Coil
Tankless Heater Cover Plate
3/8-in.-16 X 3/4-in. Hex Head Cap Screw (10)
3/8-in.-16 X 1 1/2-in. Stainless Steel Studs (10 req'd)
3/8-in. Stainless Steel Flat Washer (10 req'd)
3/8-in.-16 Stainless Steel Top Lock Nut (10 req'd)
Replacement Coil Kit (Includes 12, 13, and 15)
Jacket Support Bracket
No. 8-32 Brass Wing Nuts (2 required)
Block Assembly (Includes 1, 2, 3, 4, 6, 7, 8, 9, and
10)
1/4-in. Tie Rods (2 required)
5/16-in.-18 Acorn Cap Nuts (2 required)
10
12
13
15
14
A96157