Learjet 25 - Page 225

11-18
FOR TRAINING PURPOSES ONLY
LEARJET 20 SERIES PILOT TRAINING MANUAL
FlightSafety
international
Figure 11-21. Heater Element Installation
AIR FLOW
AIR FLOW
AIR FLOW
EVAPORATOR AND
BLOWER ASSEMBLY
EVAPORATOR AND
BLOWER ASSEMBLY
THERMAL
FUSE
HEATING
ELEMENTS
THERMAL
FUSE
HEATER
COILS
DIVERTER DOOR
CONTROL CABLE
CABIN BLOWER
DUCT
HEATER
ELEMENTS
THERMOSWITCH
(HIGH LIMIT — 150°F)
(LOW LIMIT — 125°F)
HEATER
SAFETY SWITCH
DIVERTER DOOR
BELLCRANK
SWITCH
ROLLER
DIVERTER DOOR
THERMOSWITCH
AIRPLANES WITH SINGLE EVAPORATOR DUCT–
SNs 25-003 THROUGH 25-039 AND
SNs 24-130 THROUGH 24-203
EVAPORATOR AND
BLOWER ASSEMBLY
AUXILIARY CABIN HEATER
SAFETY SWITCH
AIRPLANES WITH DUAL EVAPORATOR DUCTS—
SNs 24-204 AND SUBSEQUENT AND
SNs 25-040 AND SUBSEQUENT