Replacement Part List

COMPACTION I CONCRETE I DEMOLITION I UTILITY I CLIMATE
1.0-ton Hydrostatic Vibratory Rollers
RD 12-90 RD 12A-90
TECHNICAL DATA
Dry weight lbs 2171 2171
Operating weight* lbs 2491 2491
Weight w/ ballast in rear drum lbs 2689 2689
Drum diameter in 22 22
Drum width in 35.4 35.4
Overall size** (l x w x h) in 71.8 x 40.8 x 90.6 71.8 x 40.8 x 90.6
Curb clearance (R and L) in 15.7/8.2 15.7/8.2
Side clearance (R and L) in 1.9/3.5 1.9/3.5
Water tank capacity gal 26.4 26.4
Shipping weight lbs 2230 2230
Shipping size (l x w x h) with ROPS down in 79.8 x 42.6 x 58.0 79.8 x 42.6 x 58.0
Engine type air-cooled, 4-cycle, 2-cylinder, gasoline engine
WM 650 Honda GX630
Starting system Electric Electric
Displacement in³ 39.9 42
Operating speed rpm 3100 3600
Max. rated power at rated speed hp @ rpm 20.5 @ 3600 20.3 @ 3600
Power rating specification SAE J1995 SAE J1349
Fuel consumption gal/h 1.35 1.59
Fuel tank capacity gal 6.1 6.1
Electrical system Vdc 12 12
Number of vibrating drums 1 1
Dynamic (centrifugal) force lbs 3400 3400
Frequency vpm 4200 4200
Static linear force, front/rear lb/in 28/41.2 28/41.2
Dynamic linear force, front lb/in 96 96
Forward/reverse speed mph 0-5.4 0-5.4
(Infinitely variable) ft/min 0-475 0-475
Maximum gradeability % 30 30
Outside turning radius ft 8.0 8.0
Max. area capacity ft²/h 84,281 84,281
* Includes 175 lb. operator, half-full water tank, half-full fuel tank. ** height to top of ROP
RD 12-90
August 2014 new 3rd eye, Oct new engine
Dual drum drive and articulated steering
for accurate control. Front drum vibration
with static rear drum for a quality asphalt finish.
A high exciter frequency allows compaction at
faster speeds, even coverage with excellent results.
COMPACTIONCONCRETEUTILITY DEMOLITIONCLIMATE