54
SAFIR 5L
OPERATION AND ATTENDANCE MANUAL
PG 01-31
Explanatory Notes to the Schematic Diagrams
APU
-
Auxiliary power unit
FP -
Fuel Pump 490720.01
BFS
-
Block of Filter and Servo 490740.01
FF
-
Fuel Cleaner of Block of Filter and Servo
RFF
-
Return flow fuel filter LUN 7616-8
EV1
-
Electromagnetic Valve of Block of Filter and Servo
EV2
-
Electromagnetic Valve of Oil Filter
EV3
-
Electromagnetic Valve of Oil Tank Air Vent LUN 2475-8
EV4
-
Electromagnetic Valve of Oil Drain 486611.01
ES
-
Electro Starter 490110.01
EC
-
Control Box (Electronic Control) LUN 3594.04
TP
-
Speed Transmitter LUN 1326.03-8
CL
-
Compensation Leads
EGTP
-
Temperature Transmitter (Thermocouple probe) LUN 1371.01-8
EU
-
Ignition Exciter 81550.01
IP
-
Ignition Plug 85500.11
OP
-
Oil Pump 81130.01
OF
-
Oil Filter 490131.01
PS
-
Pressure Switch of Oil Filter 490131.01
JV
-
Single-way Valve of Block of Filter and Servo (Check-Valve)
SDF
-
Signaling Device of Fuel Filter Clogging (part of the Block of Filter and Servo)
SDO
-
Signaling Device of Oil Filter Clogging (differential pressure indicator) LUN 1491.12
FC
-
Servovalve of Block of Filter and Servo (Fuel Control)
ASBV
-
Anti-surge valve 490330.03
ATS
-
Air Starter (Air Turbine Starter)
- pilot lamp without interruption function of operating APU
FO - Registered of oil filter
FP - Registered of fuel filter
Identification of signals failure with interruption effect of operating APU are described in Technical and operating
manual of Control Box LUN 3594.04, PRP-2011-602-02-801 see article No. 4.5.1 - Appendix No.1
Characteristics
of the defect
Visual or acoustic
inspection
TEST
Inspection using by the Checking Device LUN 5265
Instructions for working with the Checking Device LUN 5265, are given in Chapter 5 of Annex No.1 -
Technical and operating manual of Control Box LUN 3594.04, PRP-2011-602-02-801
Elimination of the
defect
Multiple lamp „FILTER CLOGGING“