Spirax Sarco RediHeat RH-90 Manuals
Spirax Sarco RediHeat RH-90 Installation and maintenance instructions manual (12 pages)
- Identifier: id-2263101
- Brand: Spirax Sarco
- Device: Water Heater
- Type: Installation and maintenance instructions manual, PDF
- Key Aspects: Helpful Tips for Resolving Common Issues, User Manual PDF Download Link
- UPD Date: 23.07.2026
- Source File: 2024524.pdf
- Pages: 12
- Description: Maintenance and service manual for the Spirax Sarco RediHeat RH-90. This guide includes detailed instructions for adjustment procedures, device safety checks, operation, operating conditions.
Key Pages and Contents:
-
Safe operation of these products can only be guaranteed if
they are properly installed, commissioned, used and maintained by qualified personnel (see Section 1.11) in compliance with the operating instructions. General installation and safety instructions for pipeline and plant -
install lower diaphragm case (5) securing it with cap
screws (14) tightening in a sequential manner (note location of notch in relation to valve body). 7. Install adjustor key cylinder (25) on the pin located on the valve shaft. Replace O-ring on temperature control rod (18) and insert so adjusto -
Temperature Stabilization Adjustment Table
(Approximate setting in degrees of rotation - see illustration below) * Steam pressure measured at heat exchanger inlet Inlet water temp Set Point (ºF) RH-90 RH-120 40ºF * 2 psig 5 psig 10 psig 15 psig 2 psig 5 psig 10 psig 15 psig 120 25 24 23 -
1.13 Residual hazards
In normal use the external surface of the product may be very hot. If used at the maximum permitted operating conditions the surface temperature of some products may reach temperatures in excess of 300°C (572°F). Many products are not self-draining. Take due care when di