Hamworthy
Hamworthy RVA47.320 Cascade Control Kit 563605296
Hamworthy RVA47.320 cascade control kit for Purwell Variheat floor standing boilers.
£1,086.65
£905.54 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Hamworthy RVA47.320 Cascade Control Kit is a boiler control accessory used to manage the sequencing of multiple Purwell Variheat appliances operating as a cascade. It forms part of the control arrangement on Hamworthy Purwell Variheat floor standing boilers.
Signs this part needs replacing
- Boilers in the cascade fail to sequence or stage correctly
- Fault or communication codes relating to the cascade control appear on the appliance
- Uneven load sharing between linked boilers, with one unit carrying most of the demand
- Cascade operation stops after a control fault or power interruption
Before you order
- Confirm the appliance model against the fit list for this kit
- Check the existing control arrangement on the boiler to confirm which kit is required
- Confirm the number of appliances in the cascade installation
- Fitting should be carried out by a competent heating engineer
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| HAMWORTHY HAMWORTHY SPARE PARTS | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV105HE FLOOR STANDING | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV110C FLOOR STANDING | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV125HE FLOOR STANDING | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV140C FLOOR STANDING | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV180C FLOOR STANDING | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV65HE FLOOR STANDING | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV70C FLOOR STANDING | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV85HE FLOOR STANDING | — | — | — | |
| HAMWORTHY PURWELL VARIHEAT PV95C FLOOR STANDING | — | — | — |
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
HAMWORTHY appliance manual — PURWELL VARIHEAT PV105HE FLOOR STANDING, PURWELL VARIHEAT PV125HE FLOOR STANDING, PURWELL VARIHEAT PV65HE FLOOR STANDING, PURWELL VARIHEAT PV85HE FLOOR STANDING
manualmanualHAMWORTHY appliance manual — PURWELL VARIHEAT PV110C FLOOR STANDING, PURWELL VARIHEAT PV140C FLOOR STANDING, PURWELL VARIHEAT PV180C FLOOR STANDING, PURWELL VARIHEAT PV70C FLOOR STANDING, PURWELL VARIHEAT PV95C FLOOR STANDING
manualNo technical questions yet for this part.
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