Kathryn Heivilin, CPIA, RBP
Senior IACUC Manager
UM Biosafety Officer
Cage Washer - Skaggs 068
Last Review Date: January 3, 2018
This standard operating procedure is designed to describe the proper use and maintenance of the cage washer in Skaggs Building 068, Getinge model 9100 series, in order to maintain sanitation of animal
It is the responsibility of all LAR Staff to know the proper use of the cage washer and to understand the different cycles, safety features, and routine maintenance procedures.
III. Protective clothing
- A lab coat and gloves must be worn when handling dirty animal contact materials.
- When handling clean animal contact materials, wear scrubs and gloves.
- Load dirty items into cage washer through west door in dirty cage washroom (SB068).
- Turn ON the main power breaker located on right side of cage washer on
- Turn ON cage washer Power located on the control panel on left side of cage washer.
- Touch the screen and wait for temperature green line to come just past the red line.
- Press "Select" on the screen
Use up and down arrows to make a selection.
- 01-Rack: mouse boxes, hoppers, microisolator tops
- Press "Open Door"
- After loading, press "Close Door"
- Press "Start."
- At end of wash cycle:
- Unload clean items into clean side (SB067B) and then into 067A (clean storage room)
V. Safety features
- Emergency STOP button on both doors of cage washer.
- Doors can be manually slid open from inside the washer by sliding either left or right
- Emergency safety cable inside chamber near wall can be pulled to automatically open door
VI. Monitoring cage washer chemicals
- Monitor chemical usage in 30-gallon drums per Sanitation Strategies quarterly testing of pH, water hardness, and dosing; recorded in a notebook in HS009.
- Weekly, draw a line on the drum and write date to indicate liquid level.
- Request administrative staff to reorder when chemicals are 2/3 empty
VII. Sanitation monitoring
- SystemSURE (see SOP) - indicates that sanitation has occurred; use on the first Monday of the month.
- Thermolabel Temperature Strips (see SOP) - indicates that temperature of 180°F was achieved; use one strip in first cage wash load each day.
- For specific cage washer problems, call Getinge Signature Services, (800) 950-9912.
- For specific facilities problems, call UM Facilities Services, (406) 243-6091.