Valve package arrangements (cont) – Carrier 42 SERIES User Manual
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VALVE PACKAGE ARRANGEMENTS (cont)
LEGEND
ITEM
DESCRIPTION
Pneumatic Control Valve, 2-Way
Code 18(typical) -2* (
1
⁄
2
- or
5
⁄
8
-in. ODF tubing conn) or
Code 18(typical) -3* (
7
⁄
8
-in. ODF tubing conn)
Pneumatic Control Valve, 3-Way
Code 18(typical) -14* (
1
⁄
2
- or
5
⁄
8
-in. ODF tubing conn) or
Code 18(typical) -5* (
7
⁄
8
-in. ODF tubing conn)
*Valve packages listed on current price pages.
NOTES:
1. Pneumatic valves are field furnished for factory installation.
2. To simplify valve installation and maintenance, cabinet units with
4-pipe coils must have opposite-end connections.
3. Alternate designations for the terms N.O., N.C. and RETURN on
3-way valves are as follows:
Manufacturer
N.O.
N.C.
Return
Barber-Coleman
B
A
AB
Honeywell
B
A
AB
Johnson Service
N.O.
N.C.
C
Powers
B
U
C
4. All orders entered must include a job specific piping diagram OR
reference can be made to standard arrangements 18-A through
18-E as shown here.
5. Hand valves shown in Arrangements 17-A through 17-F may be
included with pneumatic valves. These arrangements should also
be shown on piping diagrams submitted.
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