Piper PA-44-180 SEMINOLE Maintenance Manual page 739

OIL PRESSURE GAUGE CALIBRATION. (cont)
3. If the gauge does not meet the tolerances set forth in the chart, it must be replaced or recalibrated.
4. Reinstallation should be the reverse of the procedure used to disconnect it.
To facilitate installation, mark or label all wires prior to removal.
GRADUATION OHMS
DOT MECH ZERO
0#
25#
55# 84.5
95# 132
115# 153
0 25 55
LEFT OIL PRESS PSI
Figure 79-1. Oil Pressure Gauge Calibration (PA-44-180 S/N 44-95001 and up)
PIPER AIRCRAFT
PA - 4 4 - 1 8 0 / 1 8 0 T
AIRPLANE MAINTENANCE MANUAL
CALIBRATION CHART
DEGREES
-40°
10 -34.5°
45 -16°
+8.5°
+27.5°
+32°
WHITE
115
0
RIGHT OIL PRESS PSI
— Note —
TOLERANCES IS IN POINTER WIDTHS
TOLERANCE*
± 1/2
± 1/2
± 1
± 1
± 1
+1, -0
USE WITH ROCHESTER GAUGE 3060-
25 55 115
3I6
* NOTE:
USE 14 VDC
18 SENDER ("K" CURVE)
SEND IGN
GND 14 VDC
7 9 - 3 2 - 0 2
Page 79-04
Revised: May 15, 1989