PS-28 Cruiser
PS-28N Cruiser
CR-MM-1-0-00
CHAPTER 17 – APPENDICES
Revision No.: 15
Date of issue: 2015-09-23
17 - 4
17.5 Operating liquids
Aircrafts manufacturer used these operating liquids:
Engine oil
AeroShell Oil Sport Plus 4 (SAE 10W-40, API SL)
Coolant
Coolant type depends on cylinder head design as follows:
Old cylinder head design
(CHT measurement method, engine type marking without suffix -01)
In principle, 2 different types of coolant are permitted:
•
Conventional coolant based on ethylene glycol (with 50% of water)
•
Waterless coolant based on propylene glycol
WARNING:
THE COOLANT CONCENTRATE (PROPYLENE GLYCOL) MAY NOT BE
MIXED WITH CONVENTIONAL (GLYCOL/WATER) COOLANT OR WITH
ADDITIVES! NON OBSERVANCE CAN LEAD TO DAMAGES TO THE
COOLING SYSTEM AND ENGINE!
CAUTION:
THE CONVENTIONAL GLYCOL/WATER COOLANT REDUCE TO APPLY
MAXIMUM PERMISSIBLE COOLANT EXIT TEMPERATURE.
New cylinder head design
(CT measurement method, engine type marking with suffix -01, P/N 413185 for 2/3 cylinder
head)
Only one type of coolant is permitted:
•
Conventional coolant based on ethylene glycol (with 50% of water)
CAUTION:
WATERLESS COOLANT ARE NOT ALLOWED TO BE USED FOR ROTAX
ENGINES WITH NEW CYLINDER HEAD DESIGN.
Refer to the Rotax Operator’s Manual, Section 2.2 Operating limits, and Section 2.3 Operating
media - Coolant; the Rotax Installation Manual - Cooling System; Rotax Service Instruction SI-
912-016.
Coolant used by manufacturer:
Specification ASTM D 3306, VW TL 744C-G11,
Mixture ratio coolant/water 50/50 [%]
Max. coolant temperature:
120°C
Hydraulic (brake) fluid
AeroShell Fluid 41 (MIL-H-5606, DOT5)
