Hussmann Ingersoll Rand, User Manual

Page: 239 / 346

Installation and Start-up 5
Transport locks for condensing units
If complete units are delivered, the anti-vibration mountings are locked to prevent
transport damages. These locks must be removed after installation (Fig. 2).
x
Loosen the fixing screws or nuts (2) and (3).
x
Remove the red colored transport locks (1).
x
Replace the nuts and retighten the fixing screws (2) and (3).
A
Crankcase side
B
Motor Side
Compressor Hardness/Color Hardness/Color
IR2C0173…IR2C0407 43 Shore 43 Shore
IR2C0484…IR2C0692 55 Shore 55 Shore
IR4C0770…IR4C1385 55 Shore 55 Shore
IR4C1480…IR4C2397 Yellow Green
IR4B2707… R4B3139 Brown Red
IR4B3604 Brown Blue
IR6B4060...IR6B6462 Brown Blue
Figure 2 . Anti-vibration mounts
Installation – Electrical
The supply power, voltage, frequency, and phase must coincide with the compressor
nameplate. Ingersoll Rand
Impact
¥
compressor models IR4C1480 and larger have dual
voltage motors, care should be taken to assure proper connection of wiring within the
terminal box. These compressors are also available with Part Winding Start options;
check the Electrical Section of this manual for detailed descriptions and requirements. All
wiring should be carefully checked in accordance with the system wiring diagrams, and
with the Electrical section of this catalog. Field wiring must also be connected in
accordance with the National Fire Protection Agency, National Electric Code, UL, and
any other local codes that may be applicable.