Power of the court in certain cases to appoint an arbitrator, umpire or third arbitrator

(1) In any of the following cases, (a) where a submission provides that the reference be to a single arbitrator, and all the parties do not after differences have arisen concur in the appointment of an arbitrator; (b) if an appointed arbitrator refuses to act, or is incapable of acting, or dies, and the submission does not show that it was intended that the vacancy should not be supplied, and the parties do not supply the (c) where the parties or two arbitrators are at liberty to appoint an umpire or third arbitrator and do not appoint him; 7 (d) where an appointed umpire or third arbitrator refuses to act, or is incapable of acting, or dies, and the submission does not show that it was intended that the vacancy should not be supplied, and the parties or arbitrators do not supply the vacancy, any party may serve the other parties or the arbitrators, as the case may be, with a written notice to appoint an arbitrator, (2) If the appointment is not made within seven clear days after the service of the notice, the court or a judge may, on application by the party who gave the notice, appoint an arbitrator, umpire or third arbitrator, who shall have the like powers to act in the reference and make an award as if he had been appointed by consent of all parties.