Fuel Pressure Gauge - Piper PA-44-180 SEMINOLE Maintenance Manual

A. At the carburetor, disconnect the clevis end of the mixture control cable from the control arm.
Loosen the jam nut that secures the clevis end.
B. Adjust the linkage by rotating the clevis end on the cable to obtain a 0.030 to 0.060 inch cushion
from the instrument panel stop when in full rich position.
C. Reconnect the clevis end to the control arm and safety.
3. Check security of cable casing attachments.
4 . Pull the throttle and mixture cockpit levers full aft to ensure that the carburetor idle screw contacts
its stop and the carburetor mixture control arm contacts its lean position.
5. Adjust the carburetor heat control as follows:
A. Position the air box valve in the full cold position and the cockpit control 0.16 inch below the cold
detent.
B. The air box valve must be in the full heat position when the cockpit control is in the hot position .
INDICATING.

FUEL PRESSURE GAUGE.

The fuel pressure gauge instruments are mounted on the instrument panel in the cluster for their respective
engines. The gauges are electrically connected to pressure senders for their respective engines: The senders
are mounted through the aft side. and outboard half of each firewall to the fuel pressure line. running from
each engine's carburetor to the firewall. The oil pressure senders are those units with the two terminals on the
aft side of the instrument.
PIPER AIRCRAFT
PA - 4 4 - 1 8 0 / 1 8 0 T
AIRPLANE MAINTENANCE MANUAL
Figure 73-5. Adjustment of Engine Controls (Sheet 2 of 2)
(PA-44-180, s/n's 4495001 and up.)
3F11
73-30-01
Page 73-08
Revised: June 20, 1995