The TELMA is a very low maintenance device. The following quick inspections can improve the life expectancy and performance of your retarder.   Initial Check at Check every Check every
Miles 3000 12500 40000
Hours 300 1200 3600
Months 1 4 12
NO ABNORMAL END PLAY BETWEEN THE ROTOR AND STATOR   X  
AIR GAP WITHIN SPECIFICATIONS X X  
COILS, STATOR, AND ROTORS FOR DAMAGE   X  
TELMA GREASE SEALS (AC/AD/AF SERIES)     X
FASTENER TIGHTNESS - DRIVE SHAFTS AND TELMA BRACKETS X X  
CONDITION OF RUBBER MOUNTS (AC/AD/AF SERIES)     X
GROUNDS, WIRING CONDITION and RELAY BOX TERMINAL TIGHTNESS X X  
CHECK RELAY BOX CONTACTS - REPLACE IF WORN   X X
TELMA AMPS WITHIN SPECIFICATIONS     X
HYDRAULIC BRAKE FOOT SWITCH ADJUSTMENT X X  
DASH LIGHT BAR FUNCTIONS WHEN TELMA IS APPLIED - ROAD TEST X X  
TELMA TURNS OFF WHEN VEHICLE STOPS - ROAD TEST X X  

 

Documents:

TL105092 - Periodic Inspections

TL101009 – Maintenance Manual (English)

TL201009 – Maintenance Manual (Spanish)