Stuart-turner Techflo QT 50TNH Manual de usuario

Installation, Operation & Maintenance InstructionsPlease leave this instruction booklet with the owner as it contains important guarantee, mainten

- 10 -Cont ...4 ELECTRICAL INSTALLATION / EARTHING4.11 Regulations: The electrical installation must be carried out in accordance with the cu

- 11 -Cont ... The wire which is coloured blue must be connected to the terminal which is marked with the letter N or coloured black. The wire w

- 12 -Cont ...5 COMMISSIONING5.11 System Flushing This pump incorporates push-in connectors and plastic components that must not come into co

- 13 -Cont ...6.13 No other routine maintenance is required.6.14 Should ever the need arise for the vessel to have its air charge checked or

- 14 - e) Replenish air charge if required by injecting air into the vessel via the Schrader valve using a car or bicycle pump, ensuring

- 15 -Cont ...Techflow reserve the right to amend the specification in line with its policy of continuous development of its products. Note: Fo

- 16 -Cont ...7 TECHNICAL SPECIFICATION (Twin Models)Model QT50 TNH QT80 TNH QT120 TNHElectricalPower supplyVolts/phase freqency230/1/50 230/1/50 230/

- 17 -8 TROUBLE SHOOTING GUIDESymptoms Probable Cause Recommended ActionPump will not start. Electrical supply. Check power supply.Check fuse (see fu

- 18 -Cont ...8.11 Dry Run Protection: This pump is fitted with a PCB that will detect the following fault: Dry running caused by water starvatio

- 19 -9. THE TECHFLOW GUARANTEECongratulations on purchasing a Techflow pump. We are confident this pump will provide many years of trouble free serv

- 2 -Cont ...PRODUCT DESCRIPTIONElectric motor driven single or twin ended centrifugal pump, complete with an automatic control system, consisting of

Techfl ow Products, Service Department, Greys Road, Henley-on-Thames, Oxfordshire RG9 1RY ENGLAND Tel: +44 (0) 1444 258017, Fax: +44 (0) 1444

- 3 -Cont ...CHECKLISTItemDescription QtyItemDescription QtyPump 1 Outlet hose only 2 (1)Inlet hose with isolating valve 2 (1)ABCYour product may vary

- 4 -Cont ...1 READ BEFORE COMMENCING PUMP INSTALLATIONA. Water storage capacity.1.11 The hot and cold water storage capacity must be sufficient to

- 5 -Cont ...2 LOCATION - GENERAL2.11 Access: For emergencies and maintenance the pump must be easily accessible.2.12 Protection: The pump must

- 6 -Cont ...2 LOCATION - SINGLE PUMP2.25 The cold water supply: The supply must be AIR FREE and have a DEDICATED CONNECTION to the tank whi

- 7 -Cont ...2 LOCATION - TWIN PUMP2.27 Hot water cylinder or storage tank: When a hot water cylinder or storage tank is used, ensure the pipew

- 8 -Cont ...3 PUMP CONNECTIONS  Do not use stainless steel, chrome or nickel plated pipe with the flexible hose push-in plumbing connections. 

- 9 -Cont ...3. Check in the mouth of the fitting that ‘O’-ring, nylon washer and collet are in position.4. Push pipe firmly into fitting, until