Ford 1952 F Series - Page 10

Am BRAKES (Cont.)
Slack Adjusters
Front
Type ........ ....... ....... Rod and Lever
Length of Arm.. ..... .. .. .. . 5 in.
Brake Pedal
Rear
360 ° Rotating
Worm and Gear
6 in.
Total Travel. ..... .................. .. ..... . 4.5 in. ( Approx.) .
Stop Height. .... ............. ... Set to Just Allow Re se rvoir
Pressure at Chambers
Rod Length ........ .. .... ................ ....... ... .... 6 in.
Brake Control Valve
Control Range ...... ............................ 0·75 ( P.S.!.)
Plunger Travel. ............................... 0.557 · 0.599 in.
Max. Application Force . .................... . 140 Ibs. at Pedal
Air Reservoir Safety Valve
Relea se Pressure ............... . ....... ... ........ 150 P.S.!.
Stop Light Switch
Op erating Pressure .................................. 5 P.S.!.
Air Compressor
Type .................................... 2-cyl. Water Cooled
Bore and Stroke-Inches ........................... 2\10 x I~
Capacity ........................ ... 7% cu. It. at 1250 R.P.M.
Oil Capacity .", '" . , . ............................ 1 pint
Oil Type ............................... . Same Oil as Engine
Air Compressor Unloader Valves
Clearance . . . . . . . . . .. . . . . . .. . ................ 0.010 -0.015 in.
Valve Spring Free Height. ...... ... ..... ...... ........ Il(, in.
Spring HeIght at S.4-6.6Ibs ............................ % in.
Lev er Spring Free Height. ............................ 2)1, in.
Lever Spring Height at 7.7 ·8.7 Ibs .. .. ................... % in.
Air Compressor Governor
Cut-out Pressure ....................... ... ... 100-105 P .S. !.
Cut-in Pressure .... .... ............... ... ....... 80-85 P.S.!.
Pressure Range ...................... .. ......... 15-25 P.S.!.