DongFeng DFA1063DJ10-301 - Maintenance Standard

Transmission
MT-1
Maintenance Standard
Technical Parameter
Maintenance Standard
Assembly Name DONGFENG 17G1A2-DJ10
Transmission Model A121J
Transmission Type
Mechanical type, 5 forward gears, 1 reverse gear; 2nd~5th gear with
synchrinizer
Control System Double flexible shaft cable, remote control
Center Distance (mm) 121.125
Output Torque (N.m) 1820
Gear Type
1st, reverse gear Straight tooth
2nd~5th gear Skewed tooth
Speed Ratio
1st gear 4.763
2nd gear 2.808
3rd gear 1.594
4th gear 1.00
5th gear 0.756
Reverse gear 4.99
Capacity of lubricant (L) 5.5
Lubricant type Sulfur-phosphor middle loaded 85W/90 API GL-4 gear oil
Item
Nominal
Dimension
（mm）
Sevice
Standard
（mm）
Repair
Limit
（mm）
Wear Limit
（mm）
Trans-
mission
top cover
Clearance between gear select rocker block and
gear shift lever block slot
0.1~0.4 -- 0.8
Tooth space between control shaft and gear
shift lever spline
0.05~0.11 -- 0.5
Trans-
mission
upper
cover
Clearance between transmission fork shaft and
transmission fork hole
0.140~0.101 -- 0.25
Clearance between end face of the reverse gear
fork and ring groove
0.5~0.8 -- Not drop
Clearance between end faces of other gears and
ring groove
0.2~0.5 -- Not drop
Trans-
mission
body
Axial clearance of output shaft 2nd gear 0.1~0.37 -- 0.4
Axial clearance of output shaft 4th gear 0.1~0.35 -- 0.4
Side play between output shaft and 1st, reverse
gear soline
0.055~0.175 -- 0.3
meshing play of running gear 0.15~0.26 -- 0.5
Synchro-
nizer
Max. turning quantity of balking ring end face -- -- 1.0
Max. wearing of balking ring bevel -- -- 0.1 Bevel groove
Clearance between balking ring end face and
cone disc end face
3 -- -- Single side