
Do you have a question about the Grant QR Range and is the answer not in the manual?
General description of the cylinder, its design, and necessary installation prerequisites.
Guidelines on water requirements, suitable locations, and safe storage/handling practices.
Listing of factory-fitted components and primary/secondary circuit pipework connections.
Information on health and safety precautions and the cylinder's insulation properties.
Detailed specifications, dimensions, and diagrams of the cylinder's physical attributes.
A list of items included with the product and identification of internal cylinder components.
Comprehensive steps for installing the primary circuit, including connections and key components.
Steps for installing the secondary circuit, focusing on water connections and safety devices.
Regulations and guidance on discharge pipe sizing, arrangement, and tundish installation.
Details on the immersion heater, its wiring, and safety cut-out mechanisms.
Information on the digital dual thermostat, Greenbrook timer, and EP001 wiring centre.
Schematics illustrating the complete electrical wiring of the system components.
Step-by-step instructions for safely filling and draining the cylinder.
Explains reasons for tundish discharge and the role/servicing of expansion vessels.
Guidance on balancing the primary circuit and the final handover process to the user.
Procedures for annual servicing, including checks on expansion vessels and valves.
Flowcharts for diagnosing and resolving intermittent/constant water discharge issues.
Troubleshooting guides for diagnosing lack of hot water or cold water at taps.
Guides for resolving excessive hot water and other system faults.
List of available spare parts and product fiche data including energy efficiency.
Details on the warranty period, registration, and overall terms of coverage.
Essential operating instructions and safety warnings for the end-user.
Guidance on using the immersion heater and adjusting thermostat settings.
Notes on normal system behaviour and actions for safety device activation.
Technical specifications, fail-safe, and overheat protection features of the thermostat.
Step-by-step guides for installing, setting, and operating the thermostat.
Understanding the thermostat display, indicator lights, and troubleshooting common issues.
Technical specifications of the timer and instructions for resetting the device.
Guides for setting programs, operating modes, boost functions, and summer mode.
Guidance on filling the log book and the process of handing it over to the customer.
Information on commissioning steps, water supply details, and system checks.
Forms and instructions for recording regular service intervals for the system.