TK 57023–11–IS Rev. B ©2021 Trane Technologies 1
Installation Procedures
DDAANNGGEERR
RRiisskk ooff IInnjjuurryy!!
RRiisskk ooff iinnjjuurryy iiff HHVVAACC ssyysstteemm ssttaarrttss wwhhiillee sseerrvviicciinngg ccoommpprreessssoorr.. DDiissccoonnnneecctt aallll ppoowweerr ttoo tthhee bbuuss HHVVAACC uunniitt
bbeeffoorree bbeeggiinnnniinngg aannyy sseerrvviiccee pprroocceedduurreess..
This kit is designed to fit numerous bus applications so not all components will be used in each
installation. Locate the illustration (A – F) that best matches your application and install the
components.
NNoottee:: Some compressors will have a plug to remove, others will have just a threaded hole, and
some may already have a barb fitting installed.
1. Install barb fitting into threaded hole located under the shaft seal area. Tighten fitting to 20
in-lbs (2.25 (Nm).
2. Attach tube onto compressor barb fitting.
3. Mount oil bottle bracket with supplied hardware. Torque 1/4” bolts to 5 ft-lbs. (6.7 Nm).
4. Install oil bottle into bracket. Torque M6 hardware to 7 ft-lbs. (9.5 Nm).
5. Route tube to oil bottle and attach to bottle fitting.
6. Secure tube with supplied clamps.
7. Restore power to the Bus HVAC unit.