This is a second stage service procedure that provides troubleshooting tips and solutions.
This document provides a service procedure for the Hollis 500SE second stage regulator. It includes a troubleshooting section that lists symptoms, possible causes, and treatments for issues such as free-flow, air leakage, and excessive inhalation resistance. The guide details specific steps for disassembly, including the removal of the mouthpiece, retainer, housing, and internal valve components.
| Torque: LP Hose | 35 to 40 in-lbs (4-4.5 N-M) |
|---|---|
| Torque: Control Valve Screw | 18 to 20 in-lbs (2.0-2.2 N-M) |
| Acceptable Setup Range | 1.0 to 1.6 inches of water |
| Intermediate Pressure Limit | no more than 145 psi |
Standard tools include a small flat blade screwdriver, 4" deep wall socket, 9/16" open end wrench, 13/16" open end wrench, 15/16" open end wrench, wooden dowel, and O-ring picks.
Hollis approved Halocarbon Based Lubricant is required.