ALL RESPONSIBILITY FOR ANY DAMAGE OR INJURY RESULTING FROM NEGLECTING THESE PRECAUTIONS,
OR BY NON-OBSERVANCE OF ORDINARY CAUTION AND DUE CARE REQUIRED IN HANDLING, OPERATING,
MAINTENANCE OR REPAIR, EVEN IF NOT EXPRESSLY MENTIONED IN THIS BOOK, WILL BE DISCLAIMED BY
ATLAS COPCO.
DIRECTAIR SINGLE-STAGE UNITS, REPRESENTED BY THE LETTER "D" IN THE MODEL NUMBER, UTILIZE AN
"LE" SERIES PUMP. TWO-STAGE UNITS, REPRESENTED BY THE LETTERS "DT" IN THE MODEL NUMBER
UTILIZE AN "LT" SERIES PUMP.
Contents - Instruction book
Page
1
Installation and operating instructions...........
3
1.1 General information.....................................
3
1.1.1 Operation - D-series ...........................
3
1.1.2 Operation - DT-series.........................
3
1.2 Ventilation ..................................................
3
1.3 Piping.........................................................
4
1.3.1 Piping diagram...................................
4
1.4 Wiring ........................................................
5
1.4.1 Recommended wire size....................
5
2
Initial start-up..................................................
5
Contents - Parts list
Page
Air inlet and crankcase............................................
11
Crank assembly......................................................
13
Cylinders and valves
2-3-5-7.5-10
15 HP two stage...................
15
Cylinders and valves
15 HP single stage
25 HP two stage...................
16
Page
3
Optional dual control instructions..................
6
4
Maintenance schedule....................................
6
5
Trouble sheeting.............................................
6
6
Valve replacement procedure .........................
9
7
Data
.........................................................
9
Page
Single stage cooling and delivery .............................
17
Two stage cooling and pulsation damper..................
18
Check valve 2-3 HP
Unloading valve 5-7.5-10-15-25 HP..........................
19
Horizontal units.......................................................
20
Vertical units .........................................................
23
2
