Specifications; Engine Specification; Machine Specification - Ransomes Super Certes 51 Maintenance And Parts Manual

4

SPECIFICATIONS

4.1

ENGINE SPECIFICATION

All 51 and 61 Machines:
TYPE: Honda 2.9kW (4HP)/ 3600 RPM,
single cylinder, air cooled 4
stroke OHV petrol engine 25°
inclined cylinder, horizontal
shaft.
Model: GX120 K1-QX4
Maximum Speed: 2700 ± 50 RPM (No load).
Idle Speed: 1400 + 200 -150 RPM
Oil Sump Capacity: 0.6 litres (1 Imp Pints)
(0.63 US qts)
Fuel: Lead free petrol
Fuel tank capacity: 2.5 litres (4.4 imp pints)
(2.6 US quarts)
4.2

MACHINE SPECIFICATION

Frame construction:
Transmission: By heavy roller chains.
Clutches: Transmission clutch.
Separate cylinder clutch.
Separate landroll clutch
Front roll
Super Certes/Bowl:One piece steel roll running on
ball bearings.
Marquis: Four piece wood roll.
Landroll
Super Certes: Two piece Aluminium with bevel
gear differential.
Super Bowl: Two piece smooth cast iron with
bevel gear differential.
Marquis: Two piece ridged cast iron with
bevel gear differential.
Cutting cylinder
Super Certes/Bowl:All welded 10 knife cylinder
running on ball bearings.
Marquis 51: All welded 6 knife cylinder
running on ball bearings.
Marquis 61: All welded 5 knife cylinder
running on ball bearings.
SAFETY, OPERATORS, MAINTENANCE AND PARTS MANUAL
Pressed Steel welded
fabrication.
RANSOMES SMALL PEDESTRIAN RANGE
Cutting ratio
Marquis: 51cm: 85 cuts / metre (78 cuts/
yd).
61cm: 71cuts / metre (65 cuts/
yd).
Super Bowl: 142 cuts / metre (130 cuts/yd).
Super Certes: 138cuts / metre (126 cuts/yd).
Height of cut
Marquis: 6- 27mm (1/4 - 1 1/16in.)
Super Certes/
Super Bowl: 3- 13mm (1/8 - 1/2in.)
Handles: Tubular steel adjustable at
bottom.
Grass box: Moulded polyethelene.
Cutting width: 51cm (20in.)
61cm (24in.)
Cutting performance
51cm machine: 1110 sq. m./hr
(1330 sq. yd./ hr)
61cm machine: 1660 sq. m./hr
(1920 sq. yd./hr)
Ground pressure 51cm: 0.28 kg./cm
61cm: 0.32 kg./cm
2 (4lb./in 2 )
2 2
(4.5lb./in )
GB-9