Installation Guide Instruction Manual

In Ground Model 224 Automotive Dynamometer Installation Guide
CHAPTER 3
Preventative Maintenance
3-10
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PREVENTATIVE MAINTENANCE
This section covers maintenance items for all model 224 dynos with the Spring
Applied Air Release (SAAR) brake. For more detailed maintenance instructions, refer
to the Maintenance Guide for Automotive Dynamometers (P/N 98119101).
THINGS TO CHECK
• Check all air fittings for leaks monthly. Correct any leaks found.
• Once per month verify the brake pressure gauge reads 100psi (690kPa). Adjust the
regulator if the pressure is out of specification. Refer to
page 3-11 for more
information.
• Check the brake shoe clearance. Refer to page 3-12 for more information.
•Dyno Bearing Grease:
Under steady use, over 25 runs per day, each bearing should receive .65oz (19 ml)
of a recommended grease every 2 months.
Under occasional use, less than 25 runs per day, each bearing should receive
.65oz (19 ml) of a recommended grease every six months.
Recommended Grease:
grease specification description
thickener Lithium 12 Hydroxy Stearate
oil Petroleum
thickness NLGI 2
operating temperature
(Fahrenheit)
-20°F to 200°F, intermittent to 250°F
operating temperature
(Celsius)
-29°C to 93°C, intermittent to 121°C
EP additive yes
examples Mobil Mobilith AW-2