MTZ 1220.3 - Page 20

MTZ 1220.1/1220.3 Section С. Technical data
C8
provides 4 control modes of agricultural
implements position:
• height control mode;
• power control mode;
• position control mode;
• combined (mixed) control mode.
Outlets: 3 pairs and one drain line
(rear).
Oil feed pump
Тype: gear-type. Pump capacity — not
less than 56 l/min at 2100 rpm.
Distributive valve: hydraulic spool-
type 70-1221 or RS-213 «MITA», 3-
section with fixation of spools in “float”
position. It has the following positions:
“Up”, “Neutral”, “Down” and “Float”.
Hydraulic lift distributor:
820-4634010. hydraulic spool distribu-
tor
Cylinder: piston cylinder
(2 pcs.) — bore 90 mm,
stroke — 220 mm.
Rear lift linkage:
Type: swinging four-bar linkage of cat-
egory II
Lifting capacity of rear lift linkage on
suspension axis is not less than 4500
kg.
Electrical equipment
Voltage of on-board power system:
12V
Power system: two accumulator batte-
ries12 V each, with capacity 88 •h or
90 •h .
Lighting and light alarm system:
• front driving lights with high/low
beam;
• front and rear work lights;
• front and rear lamps;
• dash board light and rear registration
plate light;
• hazard warning lights;
• lights of “road-train” sign (optional).
Power consumers connection: multi-
pin composite plug.
Test instruments
Instrument cluster, integrated display
and control lamps blocks.
Other equipment:
Front and rear window wipers; wind-
shield washer; dome light.
Pneumatic system
Compressor
Type: single-cylinder, air-cooled
Trailer brakes control
Type: pneumatic, single-wire, locked
with tractor service brakes (option –
two-wire).
Wheels
Tyres (main modification)
Front:
M 420/70R24 or 14,9R24;
On order: 11.2R24.
Rear:
Main: 18,4R38;
On order: 16.9R38, 11.2R42.
Wheel Track:
• front wheel track 1535, 1635, 1700,
1800, 1850, mm, 1950; 2020; 2120.
• rear wheel track 1450...2200 mm.