Rans Inc. Section 3
Model S-7LS COURIER Weight and Balance Information
Revision - A March 3, 2005
3- 4
Regulator Rectifier Supplier: Rotax
Regulator Rectifier Part Number: 965 347
Starter Relay Supplier: Rotax
Starter Relay Part Number: 992 819
FUEL SYSTEM:
Gascolator Supplier: Aircraft Spruce
Gascolator Part Number: 10560
Fuel Pump Supplier: Aircraft Spruce
Fuel Pump Part Number: 40105
Fuel Filter Supplier: Wix Dixon
Fuel Filter Part Number: 33031
Air Filter Supplier: K&N
Air Filter Part Number: RC-1894
AIRPLANE WEIGHING PROCEDURES
1. Preparation:
• Inflate tires to recommended operating pressure
• Drain all fuel
• Service engine oil as required to obtain a normal indication
• Move seats to the most aft position
• Retract flaps
• Place all control surfaces in neutral position
2. Leveling:
• Raise tail to level upper cabin longeron. (Stand between tail wheel and scale
required).
• Place scales under each wheel (360 lb. minimum capacity)
3. Weighing:
• With the airplane level, record the weight shown on each scale and subtract the
weight of the leveling device from the weight indicated at the tail wheel.
4. Measuring:
• Obtain measurement A by measuring horizontally from a plumb bob dropped from
the firewall to the center of the main wheels.
• Obtain measurement B by measuring horizontally from a plumb bob dropped from
the firewall to a plum bob dropped from the center of the tail wheel.
• Enter measurements A and B in column “arm” of table 3.1.
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