Dynojet 248: Maintenance Guide - Manual (Page 14)

Maintenance Guide for Automotive Dynamometers
A U T O D Y N O M A I N T E N A N C E
Model 224 Dynos with Spring Applied Air Release (SAAR) Brake System
10
C HANGING THE SAAR B RAKE S HOES
1 Apply air to the brake system.
Air pressure to the brake system must be maintained while changing the SAAR
brake shoes.
2 Release the brakes.
2a
Turn on the dyno electronics.
2b Verify the brake button on the pendant is not lit.
3 Remove the nut from the bottom air can rod and set aside.
Figure 7: 224 SAAR Brake—Remove the Nut from the Bottom Air Can Rod
air can rod
nut