New Yorker Boiler · Error codes
New Yorker GHE-II Combi H32 — Zone Panel Fault
H32
Zone Panel Fault. Zone panel communication was lost, zone panel electronics failed, or a duplicate zone panel was detected, which is a warning; listed causes include zone panel wiring and DIP switch settings. The table classifies it as Warning.
Applies to
This communication or network fault code is displayed by the GHE-II Combi control (H hold/warning and E lockout codes) on GHE-II Combi models (GHE2C-136B, GHE2C-200), as documented in GHE-II High Efficiency Combi Boiler — Installation, Operating & Service Instructions (English), doc 110329-10 (11/25), Section 19 Table 19-5 (110329-10). Codes can differ between controller generations, so always check the manual that matches your unit.
Controller: GHE-II Combi control (H hold/warning and E lockout codes). Source manual: 110329-10 (2025-11).
Why a code is not a diagnosis
A communication code involves the link between controls (cascade, remote, sensors on a bus). Another unit being off, a wiring fault or an address conflict can all produce it.
Safe things to observe
- Check that every appliance in a multi-unit plant has power.
- Report the code together with any other codes on the system.
Do not
- Do not re-address or rewire control networks yourself.
How professional service helps
- A technician verifies power, wiring and settings across the connected units.
- Combustion and safety devices are verified with an analyser and the manufacturer's procedure after any repair.
Where ROMA provides on-site service
On-site service is currently offered in Greater Vancouver, BC, including Vancouver, Burnaby, Richmond, Surrey, Coquitlam, North Vancouver, West Vancouver, New Westminster, Port Coquitlam, Port Moody, Delta, Langley, Maple Ridge, Abbotsford, Chilliwack, White Rock, Pitt Meadows, Tsawwassen, Anmore, Lions Bay, Belcarra, Bowen Island, Mission. Everything else on this site is reference information you can use anywhere in Canada.
Parts and service
Parts commonly involved
These parts appear in the documented text for this alert. A code reports a condition, not a failed part — a technician confirms the cause by testing before anything is replaced.
Zone control panel and relays
A zone control panel is the switching brain of a multi-zone hydronic system: it reads each thermostat, opens the right zone valves or starts the…
What a technician checks →
Service for this alert
- Gas Boiler Repair
Licensed gas technicians from ROMA Heating & Cooling diagnose and repair residential and light-commercial gas boilers across…
Every boiler part explained — what it does, how it fails and what a technician checks.
Documented for New Yorker Boiler GHE-II Combi.
Frequently asked questions
Can I clear this code myself?
Clearing a code without fixing its cause usually just brings it back. Note the code, check the safe items on this page, then call a licensed technician. If your appliance manual describes a user reset for this exact code and it stays away, no call may be needed.
Boiler locked out? Call with the alert text ready.
The brand, model and this alert are passed along when you request service online, so the technician arrives prepared.
On-site service in Greater Vancouver, BC. ROMA lists “Open 7 days” on its site; call to confirm same-day availability.
Sources and verification
- GHE-II High Efficiency Combi Boiler — Installation, Operating & Service Instructions (English), doc 110329-10 (11/25), Section 19 Table 19-5 · 110329-10 · accessed September 9, 2026
Facts checked September 9, 2026. Last updated September 9, 2026. Technical reviewer: not yet assigned.