Installation Noise; Lpg Fuel; Related Documents; Conversion To Lpg - Lochinvar EcoKnight EKW85CE Installation, Commissioning And Maintenance Instructions

13.6

INSTALLATION NOISE

If care has been taken to follow the manufacturer's instructions there should be no discernible noise from the
equipment. The allied pump motor may have a level of sound that could lead to consideration for acoustic insulation,
but care must be taken not to impede ventilation or airflow to the pump motor.
14.0

LPG FUEL

NOTE! IT IS STRONGLY RECOMMENDED THAT, ON LPG INSTALLATIONS, GAS DETECTION EQUIPMENT IS
FITTED. THIS EQUIPMENT SHOULD BE POSITIONED NEAR THE APPLIANCE AND AT LOW LEVEL. IT IS
ALSO IMPORTANT THAT THE SPACE HOUSING THE APPLIANCE IS ADEQUATELY VENTILATED AT HIGH
AND LOW LEVEL. THIS APPLIANCE MUST NOT BE LOCATED BELOW GROUND E.G. IN A CELLAR
14.1

RELATED DOCUMENTS

In addition to those documents listed in Section 4.1: RELATED DOCUMENTS within the main body of the installer's
guide the gas installation should also comply with the guidance offered in the following documents.
BS 5482-1: 2005
The operation of the EcoKnight™ range on LPG-Propane (3
2H and the design and installation details described in the main body of the installer's guide should be followed.
14.2

CONVERSION TO LPG

This process must be carried out in the order stated. Failure to follow the following procedure may lead to
non-warrantable damage to the water heater. The conversion MUST be carried out by a competent person
certified for work on LPG fuel.
In the event of any seal or gasket being broken it is essential that the seal or gasket be replaced. Contact
Lochinvar Limited for replacement seals and gaskets.
* On EcoKnight™ EKW115CE water heaters with serial numbers prior to F09H10108102, use ORF2025. For
EcoKnight™ water heaters with serial numbers after F09H10108102 use ORF20000
‡ On EcoKnight™ EKW145CE water heaters with serial numbers before L09H10120786 an orifice conversion
is not available. In this instance a LPG set gas valve, Lochinvar Part No. VAL2714 will be required.
Code of practice for domestic butane and propane gas burning installations.
Part 1: Installations at permanent dwellings, residential park homes and commercial
premises, with installation pipework sizes not exceeding dn25 for steel and dn28 for
corrugated stainless steel or copper.
Model Part No.
EKW45CE ORF2022
EKW60CE ORF2023
EKW85CE ORF2024
EKW115CE* ORF2025
EKW115CE* ORF20000
EKW145CE‡ ORF20003
EKW175CE ORF20002
EKW205CE ORF20002
EKW235CE ORF20002
TABLE 14.1 LPG ORIFICE MARKINGS
Family) 3P is similar to that on Natural Gas (2
rd
Stamp Size
150 4.98  0.025
210 5.56  0.025
285 6.76  0.025
7.2 7.20  0.02
8 8.0  0.02
9.5 9.5  0.02
10.2 10.2  1.0
10.2 10.2  1.0
10.2 10.2  1.0
Family)
nd
40