Learjet 35A - Page 70

FAA APPROVED 4-30-76 2-13
REISSUED 2-25-81, CHANGE 13
BEFORE STARTING ENGINES (CONT)
(5) Cabin RATE Selector — Position as desired.
(6) IN NORMAL-OUT DEFOG Knob — Push in.
• Aircraft 35-107, 35-113 and subsequent and 36-032 and
subsequent.
(1) L and R BLEED AIR Switches — Check, On.
(2) CAB AIR Switch — OFF.
(3) PRESSURIZATION AUTO-MAN Switch — AUTO.
(4) CABIN CONTROLLER — Select cruising altitude or
desired cabin altitude.
(5) Cabin RATE Selector — Position as desired.
b. CABIN CLIMATE CONTROL Switches — As Desired.
• Aircraft 35-067 thru 35-112 except 35-107. 36-018 thru
36-031.
Automatic Mode Operation:
(1) MAN-AUTO-HOT Knob — Rotate out of MAN detent (to
AUTO) and set to desired cabin temperature. After take-
off, the cabin temperature control system will automati-
cally maintain the cabin at the desired setting.
Manual Mode Operation:
(1) MAN-AUTO-HOT Knob — Rotate to MAN detent.
(2) MAN-HOT-COLD Switch — Hold to COLD or HOT until
desired setting is reached.
• Aircraft 35-107, 35-113 and subsequent, and aircraft
36-032 and subsequent.
Automatic Mode Operation:
(1) AUTO-MAN Switch — AUTO.
(2) COLD-HOT Knob — Rotate to desired cabin tempera-
ture. After takeoff, the cabin temperature control system
will automatically maintain the cabin at the desired setting.
Manual Mode Operation:
(1) AUTO-MAN Switch — MAN.
(2) COLD-HOT Knob — Rotate to desired setting.
21. Trim Check:
a. PITCH TRIM Selector Switch (pedestal) — SEC.
b. NOSE DN-OFF-NOSE UP Switch (pedestal) — Hold to NOSE
UP, then NOSE DN. Check for horizontal stabilizer movement
in both directions. Stabilizer movement will be at approxi-
mately one half the rate of PRI Trim.
c. Either Control Wheel Trim Switch — Operate NOSE UP, the
NOSE DN. Trim motion shall not occur.
d. PITCH TRIM Switch — OFF.
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FAA APPROVED 4-30-76 2-13
REISSUED 2-25-81, CHANGE 13
BEFORE STARTING ENGINES (CONT)
(5) Cabin RATE Selector — Position as desired.
(6) IN NORMAL-OUT DEFOG Knob — Push in.
• Aircraft 35-107, 35-113 and subsequent and 36-032 and
subsequent.
(1) L and R BLEED AIR Switches — Check, On.
(2) CAB AIR Switch — OFF.
(3) PRESSURIZATION AUTO-MAN Switch — AUTO.
(4) CABIN CONTROLLER — Select cruising altitude or
desired cabin altitude.
(5) Cabin RATE Selector — Position as desired.
b. CABIN CLIMATE CONTROL Switches — As Desired.
• Aircraft 35-067 thru 35-112 except 35-107. 36-018 thru
36-031.
Automatic Mode Operation:
(1) MAN-AUTO-HOT Knob — Rotate out of MAN detent (to
AUTO) and set to desired cabin temperature. After take-
off, the cabin temperature control system will automati-
cally maintain the cabin at the desired setting.
Manual Mode Operation:
(1) MAN-AUTO-HOT Knob — Rotate to MAN detent.
(2) MAN-HOT-COLD Switch — Hold to COLD or HOT until
desired setting is reached.
• Aircraft 35-107, 35-113 and subsequent, and aircraft
36-032 and subsequent.
Automatic Mode Operation:
(1) AUTO-MAN Switch — AUTO.
(2) COLD-HOT Knob — Rotate to desired cabin tempera-
ture. After takeoff, the cabin temperature control system
will automatically maintain the cabin at the desired setting.
Manual Mode Operation:
(1) AUTO-MAN Switch — MAN.
(2) COLD-HOT Knob — Rotate to desired setting.
21. Trim Check:
a. PITCH TRIM Selector Switch (pedestal) — SEC.
b. NOSE DN-OFF-NOSE UP Switch (pedestal) — Hold to NOSE
UP, then NOSE DN. Check for horizontal stabilizer movement
in both directions. Stabilizer movement will be at approxi-
mately one half the rate of PRI Trim.
c. Either Control Wheel Trim Switch — Operate NOSE UP, the
NOSE DN. Trim motion shall not occur.
d. PITCH TRIM Switch — OFF.
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