Carrier 42NQV025H Service Manual

Contents

– 59 –4 mmNo gapInsert a hexagonwrench (Ø4mm)Do not apply lubricating oil(refrigerant machine oil)when inserting the drain cap.If applied, deterioration anddrain leakage of the drainplug may occur.How to attach the drain cap1. Insert hexagonal wrench (4 mm).Fig. 10-3-132. Firmly insert drain cap.Fig. 10-3-14How to attach the drain hoseAlways use the original screw that secured thedrain hose to the unit. If using a different screwmay cause water to leak.Insert the drain hose firmly until the connectorcontacts with the insulation, then secure it in placeusing the original screw.CAUTIONSecurely insert the drain hose and drain cap;otherwise, water may leak.In case of right or left piping• After making slits on the front panel with a knife orsimilar tool, cut them out with a pair of nippers oran equivalent tool.Fig. 10-3-15Fig. 10-3-16Left-hand connection with pipingBend the connecting pipes so that they are posi-tioned within 43 mm above the wall surface.If the connecting pipes are positioned more than43 mm above the wall surface, the indoor unit maybe unstable.When bending the connecting pipe, make sure touse a spring bender to avoid crushing the pipe.Refer to the table below for the bendingradius of each connection pipe.Fig. 10-3-17NOTE :If the pipe is incorrectly bent, the indoor unit may beunstable on the wall.After passing the connecting pipe through the pipehole, connect the connecting pipe to the auxiliarypipes and wrap the facing tape around them.In case of bottom right or bottom left piping• After making slits on the front panel with a knife orsimilar tool, cut them out with a pair of nippers oran equivalent tool.To connect the pipe after installation of theunit (figure)Outer diameter6.35 mm9.52 mm12.7 mmBending radius30 mm40 mm50 mmSlitSlit43 mmUse a screwdriver handle, etc.(To the front flare)Outward form of indoor unitGas side270 mm230 mmR30 or less (Ø6.35), R40 or less (Ø9. 52), R50 or less (Ø12. 7)Use polishing (polyethylene core or the like for bending pipe).Liquid sideFILE NO. SVM-07013