Micromatic, LLC
525 Berne St
Berne, IN 46711
1-260-589-2136 x3211 or 800-333-5752
[email protected]
Page
13
of
14
Repair Manual
–
26R-2 thru 26R-124
11NOV2019
MODEL: 26R
TABLE 3
–
BREAKAWAY & LEAKAGE CHART
26R Rotac
®
Models
INTERNAL BY-PASS LEAKAGE:
Leakage checks to be made at a gauge pressure as listed. Air
pressure to be maintained at pressure listed for one (1) full minute before check is started.
BREAKAWAY PRESSURE:
Rotation of a Rotac
®
actuator output shaft must be accomplished by an
internal pressure not in excess of pressure listed. This applies to both single and double vane units.
MODEL
Maximu
m
Breakaw
ay (psi)
By-Pass Leakage
Maximum allowable:
Maximum
Drain Leak
(in
3
/min)
Cubic Inches
per Minute at
3000 psi
Cubic cm per
Minute at 3000 psi
1V
2V
1V
2V
26R-2
150
6
8
98.3
131.1
1
26R-5
140
6
8
98.3
131.1
2
26R-10
130
8
10
131.1
163.9
2
26R-17
120
8
10
131.1
163.9
3
26R-31
110
10
12
163.9
196.7
3
26R-62
100
10
12
163.9
196.7
3
26R-124
90
12
15
196.7
245.9
3
TABLE 4
–
BEARING RETAINER COMPRESSION INTERFERENCE
MODEL
SHIM
26R-2
.006
26R-5
.006
26R-10
.006
26R-17
.006
26R-31
.006
26R-62
.006
26R-124
.006
