CSP–520N–1
MD 520N (500N) ROTORCRAFT FLIGHT MANUAL
R
Revision 2
7–7
FAA Approved
7–7. SERVICING – GENERAL
Servicing helicopter includes replenishment of fuel, changing or replenishment
of oil and other such maintenance functions.
Fuels, oils, other servicing materials and capacities are listed in Table 7−1.
Locations of servicing points are shown in Figure 7−4.
Table 7–1. Servicing Materials (Operating Supplies)
1. Aft Transmission
− Capacity 0.5 US Pt (0.23 Liter)
Mobil SHC 626 or the materials listed under Item 4.
2. Main Transmission (369D25100)
− Capacity: 12.0 US Pt (5.67 liters) Mobil SHC 626
or the materials listed under Item 4.
3.
Main Transmission (369F5100)
− Capacity: 14.0 US Pt (6.62 liters).
Use Mobil SHC 626 only.
4. Engine
− Capacity: 3.0 US Qt. (2.84 liters)
Ambient Temperature
Oil Type
0
°
C (32
°
F) and above
MIL−PRF−23699C or subsequent preferred
0
°
C (32
°
F) to −40
°
C (−40
°
F)
MIL−PRF−23699C or subsequent preferred or
MIL−PRF−7808G or subsequent
−40
°
C (−40
°
F) and below
MIL−PRF−7808G or subsequent
only
Specification
Material
Manufacturer
MIL−PRF−7808 Series
(see Footnote 2 and 3)
BP Turbo Oil 2389
EXXON Turbo Oil 2389
Air BP
BP Products North America,
Inc
Maple Plaza II − 1N
6 Campus Drive
Parsippany, NJ 07054
Mobil Avrex S Turbo 256 ExxonMobil Lubricants
3225 Gallows Road
Fairfax, VA 22037
Mobil RM−284A
ExxonMobil Lubricants
