PREVOST H3-41 Maintenance Manual page 411

3 Air filter/dryer connections - 1/2"-14 NPTF
1/4" NTA-Type Plastic Tubing Connection
4
3/8" to 1/2" NTA-Type Plastic Tubing Connection
5
5/8" to 3/4" NTA-Type Plastic Tubing Connection
6
* Hand tight first then tighten using wrench the number of turns specified in table.
SECTION 12: BRAKE AND AIR SYSTEM
PA1621 Maintenance Manual All Series | Revised June 2020
37 lb-ft (50 Nm)
3 turns*
4 turns*
3 ½ turns*
7