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		You are here: Home '64-'72 Ford Truck MPC SECTION 22 Page 17	[371]
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SECTION 22

2225 — CHAMBER ASSY. - REAR BRAKE AIR - continued

1970/ MODEL APPLICATION

How to use this chart:

Determine the truck model (use the truck warranty number prefix and the General Information Section of this catalog).
Determine the rear axle capacity (use the warranty plate rear axle code and Section 40.1 of this catalog.
Determine the brake type - wedge or cam. (See the explanatory note at the bottom of this page).
Determine whether the truck has a spring-set parking brake (ask whether the truck has a control located on the dash for a spring-set air parking brake)
For tandem models, determine whether the truck has a tractor package (ask whether it has trailer brake hoses).
For some tandem models, determine the suspension. (See tandem suspension illustrations in Illustration Section 55),
Determine the location of chamber (use location diagram below).
Select the part number. (Single axle trucks use 4 wedge-type chambers or 2 cam-type chambers and tandem axle trucks use 8 wedge-type chambers or 4 cam-type chambers).
To repair a chamber, first find the chamber assy. part no. in the Model Application listing. Next, note the Parts List number, which appears next to the "Loc. & Qty." column. Finally, find the Parts List in Section 22.2.
Illustrations of brake chamber components appear in Illustration Section 21.
Illustrations of brake chambers appear on pages 14 and 15 to aid identification.

YEAR

MODEL

AXLE
CAP'Y.
(M)

BRK

S/S
P/brk.

T/T
PKG.

SUSPEN-
SION

RESTRICTIONS

F
I
G.

M
F
R

P/L

LOC. & QTY.

PART NUMBER

B SERIES

70/

B600/750

17.5,
18.5

w/o

1970

C9TA 2225-C
r/b D2TZ 2225-A

w/o

1971

D0HA 2225-AB
r/b D2TZ 2225-A

w/o

1972

D2TZ 2225-A

1970

C9TA 2225-C
r/b D2TZ 2225-A

1970

C5TZ 2225-D

1971

D0HA 2225-AB
r/b D2TZ 2225-A

1971

C5TZ 2225-D

1972

D2TZ 2225-A

1972

C5TZ 2225-D

"Before Ser. G50,001"

w/o

B9TT 2225-D

"From Ser. G50,001"

w/o

53
51

51

M
H
E
R

3
5
%
53

B
B
B
B

D0TZ 2225-A

"Before Ser. G50,001"

C2TZ 2225-B

"From Ser. G50,001"

NOTE 4
NOTE 3

54
54
60

G
G
L

7
34
8

B
B
B

D0TZ 2225-C
Use D0TZ 2225-C
D0TZ 2225-B

- W - Wedge-type brakes, C - Cam-type brakes. Wedge brakes use 2 chambers for each wheel (attached to brake carrier plate); Cam brakes use 1 chamber for each wheel (attached to bracket on axle housing)
S/S - Spring-set
- Refer to location diagram above. The quantity (per axle) is always two for each letter. Example: A=2, B=2, AB=4.
- Refer to Section 22.2 for Chamber Parts Lists.
% - Details not provided for service for Wagner Electric or Midland-Ross types.
- E - Wagner Electric, G - Gustin Bacon, H - Bendix-Westinghouse, L - Anchor Lok, M - MGM brakes, R - Midland-Ross
$ - Refer to Illustrations on pages 14 & 15. Sizes shown on page 16.
NOTE 3 - Marked "C1" on outside of the chamber cylinder
NOTE 4 - Marked "D1" on outside of the chamber cylinder

Symbol (in the text listings or exploded-view diagram) indicates part is not supplied for service due to the following:
          a. Part is superseded and replaced as indicated in the description column of text
          b. Part can be improvised as indicated in the description column of text
          c. Due to it's function there would be little or no demand

- Identifies unique Canadian part numbers and application and have been and footnoted.

- Identifies unique U.S. part numbers and application and have been footnoted.

- Site Admin notes (not part of the original MPC)