GRAUPNER heim Bell 230 Instructions D'utilisation page 40

Mechanics and accessories
Suitable mechanics:
Order No. 4448.LN
Order No. 4448.LN
Order No. 4449.RXN, 4450.L
Order No. 4445, 4446, 4446.SX Starlet 50 with OS MAX 50 motor
Skid landing gear
Order No. 4616.2
or
Retractable undercarriage
Order No. 4459.4 (for each undercarriage leg one separate servo is required; low-cost standard
types can be used, e.g. C 507, Order No. 3891).
Recommended main rotor blades:
Order No. 1246B
Order No. 1266
Decal sheet
Order No. 4459.99: Multi-colour registration decals and placards
Adhesives
UHU plus schnellfest, Order No. 962, fast-setting
UHU plus endfest 300, Order No. 950, slow-setting, for gluing wood to GRP
UHU Blitz, thin cyano-acrylate, Order No. 5803
Thick cyano-acrylate, Order No. 1101, for tacking parts temporarily
Filler agent, e.g. Order No. 963, for thickening resin.
Tools required:
Minimum equipment: set of round, half-round and flat files, set of twist drills, small tin-snips,
fretsaw, set of screwdrivers, allen keys and general-purpose pliers. Coarse abrasive paper, e.g.
100-grit, Order No. 1068.1, for roughening joint areas and for final trimming of GRP mouldings.
Radio control system (see manual supplied with mechanics, and main Graupner catalogue)
For this model you need a radio control system equipped with special helicopter functions, or a
micro-computer RC system such as the mc-14, m-15, mc-19, mc22 or mc-24.
Servos (use only high-quality servos), e.g.
C 4421, Order No. 3892
Gyro:
PIEZO 5000 gyro system, Order No. 5146, with NES-8700G super-servo, Order No. 5156, or
PIEZO 550 gyro system, Order No. 5147, or G490T gyro system, Order No. 5137.
Electronic speed governor:
mc-HELI-CONTROL, Order No. 3286
Receiver power supply: For safety reasons it is essential to use a high-capacity receiver
battery; we recommend at least 2000 mAh. You can monitor the state of the battery constantly
by fitting a voltage monitor module, Order No. 3138.
Receiver battery harness: Order No. 3050, suitable receiver battery: Order No. 2568.
(see also Mechanics manual)
UNI-MECH. 2000 with OS MAX 91 motor
UNI-MECH. 2000 with OS MAX 61 motor
UNI-Expert mech. with OS MAX 61
GRP, reflex 688 mm long
CFRP, symm. 686 mm long
Rotor Ø 1551 mm (Starlet: 1533 mm)
Rotor Ø 1547 mm (Starlet: 1529 mm)
6
Bell 230
Red. ratio 7.7 : 1
Red. ratio 9 : 1
Red. ratio 9 : 1
Red. ratio 10 : 1