Copeland 998-0002-04 Sight Glass Enhanced Safety: Positive dead-end lock-up

Enhanced Safety: Positive dead-end lock-up prevents downstream over-pressurization during the off-cycle

You must always use the manufacturer-specified temperature of 300°F to ensure the safety limit activates before the unit reaches hazardous temperatures or causes a fire risk

you will find the PD425117 mounted inside the control cabinet

Can I use a single-pole switch as a substitute

Copeland 998-0002-04 Sight Glass Enhanced Safety: Positive dead-end lock-upThe Copeland 998 0002 04 Sight Glass is a critical recharge oil sight glass kit designed for professional field use in servicing commercial refrigeration and high capacity HVAC systems. As an authentic OEM Copeland replacement part, this kit allows technicians to effectively visually check oil levels and monitor lubricant clarity during compressor oil charging or routine maintenance. Maintaining the correct oil charge is vital for preventing bearing